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    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 905,
    "applied_label": "standing",
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  },
  {
    "timestamp": "2026-07-09 14:15:13.745",
    "epoch": 1783606513.7450562,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 858,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:15:14.753",
    "epoch": 1783606514.7534657,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 9% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 851,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:15:15.806",
    "epoch": 1783606515.8063083,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 896,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:15:16.813",
    "epoch": 1783606516.813494,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 76px left over 3s and apparent size shrank 14% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 922,
    "applied_label": "walking",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:15:17.867",
    "epoch": 1783606517.867275,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 152px left over 3s and apparent size shrank 13% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 904,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:15:18.893",
    "epoch": 1783606518.8938384,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 197px left over 3s and apparent size shrank 23% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 892,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:15:19.937",
    "epoch": 1783606519.93749,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 115px left over 3s and apparent size shrank 13% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 891,
    "applied_label": "walking",
    "previous_label": "walking"
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  {
    "timestamp": "2026-07-09 14:15:20.943",
    "epoch": 1783606520.943376,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 53px left over 3s and apparent size shrank 8% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 862,
    "applied_label": "standing",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:15:22.167",
    "epoch": 1783606522.1676912,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 835,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:15:23.235",
    "epoch": 1783606523.235619,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 871,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:15:24.242",
    "epoch": 1783606524.2424388,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 10% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 863,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:15:25.291",
    "epoch": 1783606525.29115,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 11% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 892,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:15:26.303",
    "epoch": 1783606526.3036058,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 12% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 863,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:15:28.182",
    "epoch": 1783606528.1829982,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 881,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:15:33.729",
    "epoch": 1783606533.7298,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 868,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:15:34.785",
    "epoch": 1783606534.7855334,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 57px left over 3s and apparent size shrank 11% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 910,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:15:36.210",
    "epoch": 1783606536.2100308,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 156px left over 3s and apparent size shrank 36% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 858,
    "applied_label": "walking",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:15:45.926",
    "epoch": 1783606545.9265075,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "No movement data available.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 875,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:15:46.940",
    "epoch": 1783606546.940737,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 1s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 887,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:15:47.994",
    "epoch": 1783606547.9945662,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 845,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:15:49.002",
    "epoch": 1783606549.0020194,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 50px right over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 880,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:15:50.063",
    "epoch": 1783606550.0633051,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 105px right over 3s and apparent size grew 10% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 857,
    "applied_label": "walking",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:15:51.061",
    "epoch": 1783606551.061026,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 106px right over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 854,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:15:52.723",
    "epoch": 1783606552.723281,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 11% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 863,
    "applied_label": "standing",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:15:53.791",
    "epoch": 1783606553.7913747,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 858,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:15:54.780",
    "epoch": 1783606554.7801132,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 8% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 856,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:15:55.831",
    "epoch": 1783606555.8311734,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 71px right over 3s and apparent size grew 31% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 854,
    "applied_label": "walking",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:15:56.846",
    "epoch": 1783606556.8461893,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 126px right over 3s and apparent size grew 47% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 871,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:15:57.904",
    "epoch": 1783606557.904437,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 127px right over 3s and apparent size grew 62% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 858,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:15:58.904",
    "epoch": 1783606558.9044116,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 892,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:15:59.993",
    "epoch": 1783606559.9939518,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 178px left over 3s and apparent size grew 25% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 884,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:16:00.973",
    "epoch": 1783606560.9739463,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 254px left over 3s and apparent size grew 17% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 893,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:16:02.025",
    "epoch": 1783606562.0251372,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 192px left over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 930,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:16:03.264",
    "epoch": 1783606563.264562,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 63px left over 3s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 935,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:16:04.505",
    "epoch": 1783606564.505384,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 984,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:16:06.563",
    "epoch": 1783606566.5632114,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 933,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:16:07.810",
    "epoch": 1783606567.8102286,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 2s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 933,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:16:08.815",
    "epoch": 1783606568.8156738,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "unclear",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"unclear\"}]} ```",
    "latency_ms": 917,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:16:10.284",
    "epoch": 1783606570.284797,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "unclear",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"unclear\"}]} ```",
    "latency_ms": 922,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:16:11.295",
    "epoch": 1783606571.2955143,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "unclear",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"unclear\"}]} ```",
    "latency_ms": 936,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:16:15.295",
    "epoch": 1783606575.2957253,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 1s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "unclear",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"unclear\"}]} ```",
    "latency_ms": 929,
    "applied_label": null,
    "previous_label": null
  },
  {
    "timestamp": "2026-07-09 14:16:17.699",
    "epoch": 1783606577.6996284,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 870,
    "applied_label": null,
    "previous_label": null
  },
  {
    "timestamp": "2026-07-09 14:16:20.779",
    "epoch": 1783606580.7800176,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 9% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 880,
    "applied_label": "sitting",
    "previous_label": null
  },
  {
    "timestamp": "2026-07-09 14:16:21.833",
    "epoch": 1783606581.8335795,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 11% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "fallen",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"fallen\"}]} ```",
    "latency_ms": 877,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:16:22.843",
    "epoch": 1783606582.8432038,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 932,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:16:24.315",
    "epoch": 1783606584.3158596,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 64px left over 2s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 917,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:16:25.322",
    "epoch": 1783606585.3228052,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 60px left over 2s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 856,
    "applied_label": "walking",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:16:26.373",
    "epoch": 1783606586.3739514,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 855,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:16:27.383",
    "epoch": 1783606587.383096,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 848,
    "applied_label": "standing",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:16:28.443",
    "epoch": 1783606588.4435854,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 896,
    "applied_label": "sitting",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:16:29.454",
    "epoch": 1783606589.4542084,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 894,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:16:30.501",
    "epoch": 1783606590.5014546,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 853,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:16:31.517",
    "epoch": 1783606591.5172977,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 892,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:16:32.561",
    "epoch": 1783606592.5615842,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 895,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:16:33.573",
    "epoch": 1783606593.5735276,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 901,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:16:34.631",
    "epoch": 1783606594.6318414,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 56px left over 2s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 854,
    "applied_label": "walking",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:16:39.993",
    "epoch": 1783606599.9932308,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "No movement data available.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 960,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:16:41.006",
    "epoch": 1783606601.006026,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 46px right over 1s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 937,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:16:42.056",
    "epoch": 1783606602.0560248,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 2s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 878,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:16:43.071",
    "epoch": 1783606603.0711694,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 865,
    "applied_label": "standing",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:16:44.123",
    "epoch": 1783606604.1237934,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 121px left over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 882,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:16:45.147",
    "epoch": 1783606605.1478536,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 868,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:16:46.185",
    "epoch": 1783606606.185196,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 874,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:16:47.192",
    "epoch": 1783606607.1929674,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 53px right over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 879,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:16:48.252",
    "epoch": 1783606608.252665,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 875,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:16:49.253",
    "epoch": 1783606609.2538548,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 926,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:16:50.313",
    "epoch": 1783606610.313374,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 41px left over 3s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 876,
    "applied_label": "walking",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:16:51.323",
    "epoch": 1783606611.323163,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 886,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:16:52.374",
    "epoch": 1783606612.3742547,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 883,
    "applied_label": "standing",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:16:53.382",
    "epoch": 1783606613.382544,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 57px left over 3s and apparent size shrank 36% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 896,
    "applied_label": "walking",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:16:54.467",
    "epoch": 1783606614.467337,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 132px left over 3s and apparent size shrank 34% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 896,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:16:55.443",
    "epoch": 1783606615.4433692,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 146px left over 3s and apparent size shrank 35% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 904,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:16:56.505",
    "epoch": 1783606616.5058799,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 165px left over 3s and apparent size shrank 55% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 939,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:16:57.514",
    "epoch": 1783606617.5145051,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 163px left over 3s and apparent size shrank 46% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 947,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:16:58.565",
    "epoch": 1783606618.5654943,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 98px left over 3s and apparent size shrank 30% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 865,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:16:59.572",
    "epoch": 1783606619.5729926,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 854,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:17:00.635",
    "epoch": 1783606620.635521,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 941,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:17:01.654",
    "epoch": 1783606621.654709,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 93px left over 3s and apparent size shrank 32% (moving AWAY from camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "lying_in_bed",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"lying_in_bed\"}]} ```",
    "latency_ms": 1012,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:17:02.695",
    "epoch": 1783606622.695408,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 90px left over 3s and apparent size shrank 35% (moving AWAY from camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 893,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:17:03.704",
    "epoch": 1783606623.7043586,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 57px left over 3s and apparent size shrank 15% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 890,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:17:04.754",
    "epoch": 1783606624.754766,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 889,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:17:08.060",
    "epoch": 1783606628.0600262,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 935,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:17:09.067",
    "epoch": 1783606629.0674183,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 52px right over 3s and apparent size grew 42% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 901,
    "applied_label": "walking",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:17:10.304",
    "epoch": 1783606630.3042934,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 134px right over 3s and apparent size grew 92% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 890,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:17:11.367",
    "epoch": 1783606631.367094,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 211px right over 3s and apparent size grew 109% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 860,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:17:12.362",
    "epoch": 1783606632.3623958,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 193px right over 3s and apparent size grew 74% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 858,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:17:13.423",
    "epoch": 1783606633.4237747,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 193px right over 3s and apparent size grew 59% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 832,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:17:14.433",
    "epoch": 1783606634.4331713,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 138px right over 3s and apparent size grew 32% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 859,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:17:15.483",
    "epoch": 1783606635.4832103,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 890,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:17:16.539",
    "epoch": 1783606636.539228,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 71px left over 2s and apparent size grew 11% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 858,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:17:17.554",
    "epoch": 1783606637.5545566,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 889,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:17:18.564",
    "epoch": 1783606638.5647042,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 131px right over 2s and apparent size shrank 13% (moving AWAY from camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 896,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:17:20.025",
    "epoch": 1783606640.0257776,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 893,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:17:24.748",
    "epoch": 1783606644.7484937,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 2s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 912,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:17:28.872",
    "epoch": 1783606648.8720243,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 1s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 918,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:17:29.936",
    "epoch": 1783606649.9368997,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 2s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 888,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:17:32.816",
    "epoch": 1783606652.8169475,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 889,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:17:33.839",
    "epoch": 1783606653.8396795,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 885,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:17:34.883",
    "epoch": 1783606654.8832438,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 56px right over 3s and apparent size grew 25% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 857,
    "applied_label": "walking",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:17:35.893",
    "epoch": 1783606655.8939707,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 135px right over 3s and apparent size grew 28% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 852,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:17:36.945",
    "epoch": 1783606656.9450288,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 102px right over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 852,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:17:37.967",
    "epoch": 1783606657.9679048,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 91px right over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 869,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:17:39.191",
    "epoch": 1783606659.191088,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 935,
    "applied_label": "standing",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:17:40.257",
    "epoch": 1783606660.2574303,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 882,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:17:41.669",
    "epoch": 1783606661.6695206,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 839,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:17:42.723",
    "epoch": 1783606662.72349,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 853,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:17:43.734",
    "epoch": 1783606663.734258,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 866,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:17:44.784",
    "epoch": 1783606664.7840188,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 871,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:17:45.823",
    "epoch": 1783606665.8233724,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 16% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 869,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:17:46.855",
    "epoch": 1783606666.8557525,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 46px left over 3s and apparent size shrank 12% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 871,
    "applied_label": "walking",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:45:06.250",
    "epoch": 1783608306.2502677,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 1s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 897,
    "applied_label": null,
    "previous_label": null
  },
  {
    "timestamp": "2026-07-09 14:45:07.440",
    "epoch": 1783608307.4401548,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 2s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 874,
    "applied_label": "standing",
    "previous_label": null
  },
  {
    "timestamp": "2026-07-09 14:45:35.520",
    "epoch": 1783608335.5201058,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 8% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 871,
    "applied_label": "standing",
    "previous_label": null
  },
  {
    "timestamp": "2026-07-09 14:45:36.485",
    "epoch": 1783608336.4857411,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 1s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 874,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:45:37.458",
    "epoch": 1783608337.4581037,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 2s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 876,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:45:38.491",
    "epoch": 1783608338.4918516,
    "track_id": 1,
    "request_type": "multi_classify",
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    "movement_context": "Person moved 41px right over 3s and apparent size shrank 22% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 922,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:46:28.217",
    "epoch": 1783608388.2178016,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 887,
    "applied_label": "standing",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:46:29.226",
    "epoch": 1783608389.2260132,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 43px left over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 898,
    "applied_label": "walking",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:46:30.273",
    "epoch": 1783608390.2733457,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 58px left over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 905,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:46:31.302",
    "epoch": 1783608391.3021157,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 14% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 914,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:46:32.334",
    "epoch": 1783608392.3348336,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 15% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 923,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:46:33.346",
    "epoch": 1783608393.346304,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 45px right over 3s and apparent size grew 13% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {   \"persons\": [     {       \"track_id\": 1,       \"activity\": \"walking\"     }   ] } ```",
    "latency_ms": 1367,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:46:35.422",
    "epoch": 1783608395.4221473,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 879,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:46:36.467",
    "epoch": 1783608396.467603,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 900,
    "applied_label": "standing",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:46:37.477",
    "epoch": 1783608397.477227,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 897,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:46:40.999",
    "epoch": 1783608400.9998937,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 856,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:46:42.045",
    "epoch": 1783608402.0457473,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 19% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 915,
    "applied_label": "walking",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:46:43.067",
    "epoch": 1783608403.0673134,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 83px right over 3s and apparent size shrank 28% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 891,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:46:44.077",
    "epoch": 1783608404.0771735,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 42% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 888,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:46:45.135",
    "epoch": 1783608405.1357975,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 75px left over 3s and apparent size shrank 37% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {   \"persons\": [     {       \"track_id\": 1,       \"activity\": \"walking\"     }   ] } ```",
    "latency_ms": 1304,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:46:46.555",
    "epoch": 1783608406.5559394,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 12% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 887,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:46:47.634",
    "epoch": 1783608407.6347172,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 43px right over 3s and apparent size grew 12% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 849,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:46:48.614",
    "epoch": 1783608408.6149187,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 11% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 896,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:46:49.675",
    "epoch": 1783608409.6754076,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 895,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:46:52.743",
    "epoch": 1783608412.7439878,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 2s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "fallen",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"fallen\"}]} ```",
    "latency_ms": 850,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:46:53.793",
    "epoch": 1783608413.79337,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 2s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "fallen",
    "raw_response": "```json {   \"persons\": [     {       \"track_id\": 1,       \"activity\": \"fallen\"     }   ] } ```",
    "latency_ms": 1284,
    "applied_label": "fall_candidate",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:46:55.214",
    "epoch": 1783608415.2142549,
    "track_id": 1,
    "request_type": "fall_verify",
    "zone": "floor",
    "movement_context": null,
    "frames_sent": 4,
    "camera_id": "216",
    "vlm_label": "CONFIRMED_FALL",
    "raw_response": "CONFIRMED_FALL",
    "latency_ms": 268,
    "applied_label": "fall_candidate",
    "previous_label": "fall_candidate"
  },
  {
    "timestamp": "2026-07-09 14:46:56.090",
    "epoch": 1783608416.0904233,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "fallen",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"fallen\"}]} ```",
    "latency_ms": 920,
    "applied_label": "fall_candidate",
    "previous_label": "fall_candidate"
  },
  {
    "timestamp": "2026-07-09 14:46:57.107",
    "epoch": 1783608417.107863,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "fallen",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"fallen\"}]} ```",
    "latency_ms": 867,
    "applied_label": "fall_candidate",
    "previous_label": "fall_candidate"
  },
  {
    "timestamp": "2026-07-09 14:46:58.105",
    "epoch": 1783608418.105835,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "fallen",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"fallen\"}]} ```",
    "latency_ms": 890,
    "applied_label": "fall_candidate",
    "previous_label": "fall_candidate"
  },
  {
    "timestamp": "2026-07-09 14:46:59.574",
    "epoch": 1783608419.5745764,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "lying_in_bed",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"lying_in_bed\"}]} ```",
    "latency_ms": 927,
    "applied_label": "fall_candidate",
    "previous_label": "fall_candidate"
  },
  {
    "timestamp": "2026-07-09 14:47:01.651",
    "epoch": 1783608421.6515675,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 73px left over 2s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {   \"persons\": [     {       \"track_id\": 1,       \"activity\": \"sitting\"     }   ] } ```",
    "latency_ms": 1291,
    "applied_label": "sitting",
    "previous_label": "fall_candidate"
  },
  {
    "timestamp": "2026-07-09 14:47:03.061",
    "epoch": 1783608423.0614316,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 872,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:47:04.117",
    "epoch": 1783608424.1170764,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 929,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:47:05.125",
    "epoch": 1783608425.1251254,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 933,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:47:06.188",
    "epoch": 1783608426.1883488,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 913,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:47:07.413",
    "epoch": 1783608427.4136815,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 1040,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:47:08.655",
    "epoch": 1783608428.6556752,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 900,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:47:09.891",
    "epoch": 1783608429.8910441,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "fallen",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"fallen\"}]} ```",
    "latency_ms": 916,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:47:10.906",
    "epoch": 1783608430.9068232,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 962,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:47:11.967",
    "epoch": 1783608431.9676337,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 916,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:47:14.472",
    "epoch": 1783608434.4729946,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "fallen",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"fallen\"}]} ```",
    "latency_ms": 924,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:47:15.466",
    "epoch": 1783608435.4661145,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 938,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:47:16.699",
    "epoch": 1783608436.6999042,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 995,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:47:17.742",
    "epoch": 1783608437.74208,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
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    "timestamp": "2026-07-09 14:48:15.921",
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "camera_id": "216",
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    "applied_label": "walking",
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    "camera_id": "216",
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "request_type": "multi_classify",
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "request_type": "multi_classify",
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "request_type": "multi_classify",
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "request_type": "multi_classify",
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "track_id": 1,
    "request_type": "multi_classify",
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "track_id": 1,
    "request_type": "multi_classify",
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "request_type": "multi_classify",
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "request_type": "multi_classify",
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "request_type": "multi_classify",
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "vlm_label": "sitting",
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    "request_type": "multi_classify",
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    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "request_type": "multi_classify",
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    "camera_id": "216",
    "vlm_label": "fallen",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"fallen\"}]} ```",
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    "request_type": "multi_classify",
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "timestamp": "2026-07-09 14:49:13.303",
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    "request_type": "multi_classify",
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    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "request_type": "multi_classify",
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "request_type": "multi_classify",
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "timestamp": "2026-07-09 14:49:18.014",
    "epoch": 1783608558.0147092,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 1024,
    "applied_label": "sitting",
    "previous_label": "sitting"
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  {
    "timestamp": "2026-07-09 14:49:19.484",
    "epoch": 1783608559.4848645,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 981,
    "applied_label": "sitting",
    "previous_label": "sitting"
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  {
    "timestamp": "2026-07-09 14:49:20.488",
    "epoch": 1783608560.4884555,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 999,
    "applied_label": "sitting",
    "previous_label": "sitting"
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  {
    "timestamp": "2026-07-09 14:49:21.552",
    "epoch": 1783608561.55269,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 947,
    "applied_label": "standing",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 14:49:22.564",
    "epoch": 1783608562.5642266,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 946,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:49:23.611",
    "epoch": 1783608563.611841,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 116px right over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 956,
    "applied_label": "walking",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:49:24.659",
    "epoch": 1783608564.6598442,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 113px right over 3s and apparent size grew 25% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {   \"persons\": [     {       \"track_id\": 1,       \"activity\": \"walking\"     }   ] } ```",
    "latency_ms": 1400,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:49:26.096",
    "epoch": 1783608566.0967598,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 185px right over 3s and apparent size grew 9% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 956,
    "applied_label": "walking",
    "previous_label": "walking"
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  {
    "timestamp": "2026-07-09 14:49:27.104",
    "epoch": 1783608567.1049662,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 68px right over 3s and apparent size grew 24% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {   \"persons\": [     {       \"track_id\": 1,       \"activity\": \"walking\"     }   ] } ```",
    "latency_ms": 1379,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:49:39.885",
    "epoch": 1783608579.8857462,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "No movement data available.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 963,
    "applied_label": null,
    "previous_label": null
  },
  {
    "timestamp": "2026-07-09 14:49:40.961",
    "epoch": 1783608580.9615028,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 103px left over 1s and apparent size shrank 11% (moving AWAY from camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 906,
    "applied_label": "walking",
    "previous_label": null
  },
  {
    "timestamp": "2026-07-09 14:49:41.951",
    "epoch": 1783608581.9510221,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 81px left over 2s and apparent size shrank 24% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {   \"persons\": [     {       \"track_id\": 1,       \"activity\": \"walking\"     }   ] } ```",
    "latency_ms": 1351,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:49:43.421",
    "epoch": 1783608583.421188,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 68px left over 3s and apparent size shrank 18% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 915,
    "applied_label": "walking",
    "previous_label": "walking"
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  {
    "timestamp": "2026-07-09 14:49:44.434",
    "epoch": 1783608584.434703,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 1007,
    "applied_label": "standing",
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    "timestamp": "2026-07-09 14:49:45.513",
    "epoch": 1783608585.5137377,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "epoch": 1783608586.722825,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "applied_label": "standing",
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    "timestamp": "2026-07-09 14:49:47.965",
    "epoch": 1783608587.9651947,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "applied_label": "standing",
    "previous_label": "standing"
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    "timestamp": "2026-07-09 14:49:49.207",
    "epoch": 1783608589.2074602,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 47px left over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 968,
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    "timestamp": "2026-07-09 14:49:50.214",
    "epoch": 1783608590.2143474,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 951,
    "applied_label": "standing",
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    "timestamp": "2026-07-09 14:49:51.261",
    "epoch": 1783608591.2614346,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 892,
    "applied_label": "standing",
    "previous_label": "standing"
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    "timestamp": "2026-07-09 14:49:52.273",
    "epoch": 1783608592.273429,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 139px left over 3s and apparent size shrank 14% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 924,
    "applied_label": "walking",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:49:53.337",
    "epoch": 1783608593.33797,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 234px left over 3s and apparent size shrank 19% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {   \"persons\": [     {       \"track_id\": 1,       \"activity\": \"walking\"     }   ] } ```",
    "latency_ms": 1438,
    "applied_label": "walking",
    "previous_label": "walking"
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  {
    "timestamp": "2026-07-09 14:49:54.986",
    "epoch": 1783608594.9864311,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 188px left over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 930,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:49:55.991",
    "epoch": 1783608595.9916837,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 993,
    "applied_label": "walking",
    "previous_label": "walking"
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    "timestamp": "2026-07-09 14:49:57.047",
    "epoch": 1783608597.0476606,
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    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 131px right over 3s and apparent size shrank 9% (moving AWAY from camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 971,
    "applied_label": "walking",
    "previous_label": "walking"
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  {
    "timestamp": "2026-07-09 14:49:58.055",
    "epoch": 1783608598.0556798,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 99px right over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 953,
    "applied_label": "walking",
    "previous_label": "walking"
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    "timestamp": "2026-07-09 14:49:59.106",
    "epoch": 1783608599.1065712,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 965,
    "applied_label": "standing",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:50:01.172",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 994,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:50:02.998",
    "epoch": 1783608602.998257,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 904,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:50:06.133",
    "epoch": 1783608606.1335106,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 940,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:50:07.132",
    "epoch": 1783608607.132951,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 976,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:50:08.186",
    "epoch": 1783608608.1864088,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 10% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 984,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:50:09.196",
    "epoch": 1783608609.1969,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 996,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:50:10.253",
    "epoch": 1783608610.2538545,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 941,
    "applied_label": "sitting",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:50:11.484",
    "epoch": 1783608611.4841652,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 937,
    "applied_label": "standing",
    "previous_label": "sitting"
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 997,
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    "timestamp": "2026-07-09 14:50:17.026",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "previous_label": "standing"
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    "timestamp": "2026-07-09 14:50:22.400",
    "epoch": 1783608622.4002967,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
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    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 905,
    "applied_label": "standing",
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  {
    "timestamp": "2026-07-09 14:50:24.460",
    "epoch": 1783608624.4601574,
    "track_id": 1,
    "request_type": "multi_classify",
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 920,
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  {
    "timestamp": "2026-07-09 14:50:25.523",
    "epoch": 1783608625.523201,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
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    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 924,
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  {
    "timestamp": "2026-07-09 14:50:28.584",
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    "track_id": 1,
    "request_type": "multi_classify",
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    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "timestamp": "2026-07-09 14:50:33.947",
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    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 943,
    "applied_label": "standing",
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  {
    "timestamp": "2026-07-09 14:50:35.011",
    "epoch": 1783608635.0113683,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 939,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:50:36.024",
    "epoch": 1783608636.0242321,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 945,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:50:37.089",
    "epoch": 1783608637.0894463,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 925,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:50:38.713",
    "epoch": 1783608638.7138898,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 954,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:50:40.139",
    "epoch": 1783608640.139222,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 942,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:50:41.203",
    "epoch": 1783608641.203726,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 893,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:50:42.845",
    "epoch": 1783608642.8451803,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 894,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:50:43.867",
    "epoch": 1783608643.8671284,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 918,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:50:44.916",
    "epoch": 1783608644.9165993,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 116px right over 3s and apparent size grew 24% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 905,
    "applied_label": "walking",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 14:50:45.921",
    "epoch": 1783608645.9212096,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 119px right over 2s and apparent size grew 20% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 887,
    "applied_label": "walking",
    "previous_label": null
  },
  {
    "timestamp": "2026-07-09 14:54:11.662",
    "epoch": 1783608851.6625237,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 884,
    "applied_label": null,
    "previous_label": null
  },
  {
    "timestamp": "2026-07-09 14:54:12.681",
    "epoch": 1783608852.6817915,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 100px left over 2s and apparent size shrank 10% (moving AWAY from camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 881,
    "applied_label": "walking",
    "previous_label": null
  },
  {
    "timestamp": "2026-07-09 14:54:13.741",
    "epoch": 1783608853.7411556,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 132px left over 3s and apparent size shrank 22% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 880,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:54:14.749",
    "epoch": 1783608854.749811,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 177px left over 3s and apparent size shrank 32% (moving AWAY from camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 856,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:54:15.805",
    "epoch": 1783608855.805103,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 99px left over 3s and apparent size shrank 10% (moving AWAY from camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 894,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:54:16.844",
    "epoch": 1783608856.8441823,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 119px left over 3s and apparent size shrank 20% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 913,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:54:17.874",
    "epoch": 1783608857.8740942,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 139px left over 3s and apparent size shrank 8% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {   \"persons\": [     {       \"track_id\": 1,       \"activity\": \"walking\"     }   ] } ```",
    "latency_ms": 1396,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:54:19.295",
    "epoch": 1783608859.2950325,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 218px left over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 930,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:54:20.345",
    "epoch": 1783608860.3451223,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 209px left over 3s and apparent size grew 42% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 944,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:54:21.353",
    "epoch": 1783608861.3538527,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 129px left over 3s and apparent size grew 18% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 997,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:54:22.414",
    "epoch": 1783608862.414144,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 25% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 937,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:54:23.414",
    "epoch": 1783608863.4147513,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 124px right over 3s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 973,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:54:24.474",
    "epoch": 1783608864.474183,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 141px right over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {   \"persons\": [     {       \"track_id\": 1,       \"activity\": \"walking\"     }   ] } ```",
    "latency_ms": 1297,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:54:25.894",
    "epoch": 1783608865.894988,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 127px right over 3s and apparent size shrank 29% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 989,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:54:26.945",
    "epoch": 1783608866.9459019,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 57px right over 3s and apparent size shrank 43% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 901,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:54:27.970",
    "epoch": 1783608867.970582,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 45px right over 3s and apparent size shrank 50% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 910,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:55:32.973",
    "epoch": 1783608932.9733648,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 36% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 919,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:55:33.982",
    "epoch": 1783608933.9825253,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 63% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 866,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:55:35.041",
    "epoch": 1783608935.0415323,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 903,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:55:36.050",
    "epoch": 1783608936.050253,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 119px right over 3s and apparent size grew 85% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 900,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:55:37.105",
    "epoch": 1783608937.1051528,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 103px right over 2s and apparent size grew 58% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {   \"persons\": [     {       \"track_id\": 1,       \"activity\": \"walking\"     }   ] } ```",
    "latency_ms": 1299,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:56:07.824",
    "epoch": 1783608967.8241456,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "No movement data available.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 923,
    "applied_label": null,
    "previous_label": null
  },
  {
    "timestamp": "2026-07-09 14:58:56.012",
    "epoch": 1783609136.0123787,
    "track_id": 3,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 110px left over 1s and apparent size shrank 19% (moving AWAY from camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 3, \"activity\": \"walking\"}]} ```",
    "latency_ms": 913,
    "applied_label": "walking",
    "previous_label": null
  },
  {
    "timestamp": "2026-07-09 14:58:57.030",
    "epoch": 1783609137.0309923,
    "track_id": 3,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 210px left over 2s and apparent size shrank 49% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 3, \"activity\": \"walking\"}]} ```",
    "latency_ms": 915,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:58:58.091",
    "epoch": 1783609138.091777,
    "track_id": 3,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 244px left over 3s and apparent size shrank 66% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 3, \"activity\": \"walking\"}]} ```",
    "latency_ms": 910,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 14:58:59.357",
    "epoch": 1783609139.357364,
    "track_id": 3,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 99px left over 3s and apparent size shrank 68% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 3, \"activity\": \"walking\"}]} ```",
    "latency_ms": 950,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 15:01:55.956",
    "epoch": 1783609315.956536,
    "track_id": 3,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 33% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 3, \"activity\": \"walking\"}]} ```",
    "latency_ms": 903,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 15:01:56.972",
    "epoch": 1783609316.972412,
    "track_id": 3,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 40% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 3, \"activity\": \"walking\"}]} ```",
    "latency_ms": 920,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 15:01:58.020",
    "epoch": 1783609318.02078,
    "track_id": 3,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 54% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 3, \"activity\": \"standing\"}]} ```",
    "latency_ms": 916,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 15:01:59.061",
    "epoch": 1783609319.0619323,
    "track_id": 3,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 52% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 3, \"activity\": \"walking\"}]} ```",
    "latency_ms": 909,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 15:02:00.093",
    "epoch": 1783609320.0935533,
    "track_id": 3,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 3, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 951,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 15:02:01.100",
    "epoch": 1783609321.100902,
    "track_id": 3,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 55px left over 3s and apparent size grew 84% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 3, \"activity\": \"walking\"}]} ```",
    "latency_ms": 898,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 15:02:02.343",
    "epoch": 1783609322.3432095,
    "track_id": 3,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 107px left over 3s and apparent size grew 77% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 3, \"activity\": \"walking\"}]} ```",
    "latency_ms": 934,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 15:02:13.885",
    "epoch": 1783609333.8855364,
    "track_id": 3,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 118px left over 1s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 3, \"activity\": \"walking\"}]} ```",
    "latency_ms": 907,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 15:02:14.942",
    "epoch": 1783609334.9423087,
    "track_id": 3,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 236px left over 2s and apparent size shrank 27% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 3, \"activity\": \"walking\"}]} ```",
    "latency_ms": 937,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 15:02:15.951",
    "epoch": 1783609335.9511096,
    "track_id": 3,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 288px left over 3s and apparent size shrank 52% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 3, \"activity\": \"walking\"}]} ```",
    "latency_ms": 920,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 15:02:17.011",
    "epoch": 1783609337.011505,
    "track_id": 3,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 187px left over 3s and apparent size shrank 65% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 3, \"activity\": \"walking\"}]} ```",
    "latency_ms": 921,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 15:02:18.010",
    "epoch": 1783609338.0108662,
    "track_id": 3,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 81px left over 3s and apparent size shrank 56% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 3, \"activity\": \"walking\"}]} ```",
    "latency_ms": 942,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:14:20.332",
    "epoch": 1783620860.3327398,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 1s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 934,
    "applied_label": "sitting",
    "previous_label": null
  },
  {
    "timestamp": "2026-07-09 18:14:21.426",
    "epoch": 1783620861.4266138,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 2s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 977,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:14:22.793",
    "epoch": 1783620862.7936122,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 29% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 940,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:14:23.809",
    "epoch": 1783620863.8099952,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 42% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 951,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:14:24.988",
    "epoch": 1783620864.9883273,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 43% (moving AWAY from camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 967,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:14:26.101",
    "epoch": 1783620866.1013541,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 29% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 970,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:14:27.110",
    "epoch": 1783620867.1106606,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 14% (moving AWAY from camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 923,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:14:29.813",
    "epoch": 1783620869.8132136,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 75% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 977,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:14:30.830",
    "epoch": 1783620870.8301332,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 32% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 1004,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:14:31.892",
    "epoch": 1783620871.892458,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 48% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 1031,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:14:33.289",
    "epoch": 1783620873.2891998,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 42% (moving AWAY from camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 940,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:14:34.361",
    "epoch": 1783620874.3615806,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 56% (moving AWAY from camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 965,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:14:35.360",
    "epoch": 1783620875.3604956,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 46% (moving AWAY from camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 1012,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:14:36.421",
    "epoch": 1783620876.4213467,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 894,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:14:37.430",
    "epoch": 1783620877.4308443,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 71% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 906,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:14:38.479",
    "epoch": 1783620878.4790208,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 71% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 887,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:14:39.488",
    "epoch": 1783620879.4887078,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 1001,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:14:40.568",
    "epoch": 1783620880.568451,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 32% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 1009,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:14:41.792",
    "epoch": 1783620881.79233,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 85% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 974,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:14:42.788",
    "epoch": 1783620882.7883368,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 107% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 984,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:14:43.856",
    "epoch": 1783620883.856952,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 32% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 973,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:14:44.862",
    "epoch": 1783620884.862197,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 35% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {   \"persons\": [     {       \"track_id\": 1,       \"activity\": \"sitting\"     }   ] } ```",
    "latency_ms": 1373,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:14:46.330",
    "epoch": 1783620886.3305142,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 77% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 927,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:14:47.555",
    "epoch": 1783620887.5556796,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 76% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 928,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:14:48.568",
    "epoch": 1783620888.568767,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 854,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:14:49.629",
    "epoch": 1783620889.6297746,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 952,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:14:50.644",
    "epoch": 1783620890.6444068,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 43% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 978,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:14:51.689",
    "epoch": 1783620891.6895134,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 27% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 947,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:14:52.723",
    "epoch": 1783620892.7235508,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 25% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 930,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:14:53.749",
    "epoch": 1783620893.7490585,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 29% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 906,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:14:57.875",
    "epoch": 1783620897.87578,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 1s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 994,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:14:59.114",
    "epoch": 1783620899.1148987,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "unclear",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"unclear\"}]} ```",
    "latency_ms": 996,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:15:00.795",
    "epoch": 1783620900.7958956,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 79% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 977,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:15:02.018",
    "epoch": 1783620902.0185244,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 2s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 1103,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:15:05.978",
    "epoch": 1783620905.9788103,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 1s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 940,
    "applied_label": "standing",
    "previous_label": null
  },
  {
    "timestamp": "2026-07-09 18:15:06.959",
    "epoch": 1783620906.959808,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "No movement data available.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 970,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 18:15:07.972",
    "epoch": 1783620907.9725654,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 983,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:15:09.024",
    "epoch": 1783620909.024439,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 157px left over 3s and apparent size shrank 70% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 1023,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:15:10.262",
    "epoch": 1783620910.2620804,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 81px left over 3s and apparent size shrank 43% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 969,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:15:11.272",
    "epoch": 1783620911.2721171,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 49% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 977,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:15:12.334",
    "epoch": 1783620912.3342311,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 28% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 1007,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:15:13.365",
    "epoch": 1783620913.3655403,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {   \"persons\": [     {       \"track_id\": 1,       \"activity\": \"sitting\"     },     {       \"track_id\": 2,       \"activity\": \"standing\"     }   ] } ```",
    "latency_ms": 2226,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:15:13.365",
    "epoch": 1783620913.365544,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 64px right over 3s and apparent size shrank 45% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {   \"persons\": [     {       \"track_id\": 1,       \"activity\": \"sitting\"     },     {       \"track_id\": 2,       \"activity\": \"standing\"     }   ] } ```",
    "latency_ms": 2226,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:15:15.637",
    "epoch": 1783620915.6375434,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 27% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"standing\"}]} ```",
    "latency_ms": 1021,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:15:16.878",
    "epoch": 1783620916.8788004,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {   \"persons\": [     {       \"track_id\": 1,       \"activity\": \"sitting\"     },     {       \"track_id\": 2,       \"activity\": \"standing\"     }   ] } ```",
    "latency_ms": 2352,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:15:16.878",
    "epoch": 1783620916.8788044,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {   \"persons\": [     {       \"track_id\": 1,       \"activity\": \"sitting\"     },     {       \"track_id\": 2,       \"activity\": \"standing\"     }   ] } ```",
    "latency_ms": 2352,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:15:19.372",
    "epoch": 1783620919.3720758,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 89% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 2, \"activity\": \"walking\"}]} ```",
    "latency_ms": 963,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:15:20.367",
    "epoch": 1783620920.3672807,
    "track_id": 2,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 70px right over 3s and apparent size grew 83% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {   \"persons\": [     {       \"track_id\": 2,       \"activity\": \"walking\"     },     {       \"track_id\": 1,       \"activity\": \"sitting\"     }   ] } ```",
    "latency_ms": 2223,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:15:20.367",
    "epoch": 1783620920.367285,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 62px right over 3s and apparent size shrank 12% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {   \"persons\": [     {       \"track_id\": 2,       \"activity\": \"walking\"     },     {       \"track_id\": 1,       \"activity\": \"sitting\"     }   ] } ```",
    "latency_ms": 2223,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:15:22.651",
    "epoch": 1783620922.6517181,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 104px right over 3s and apparent size grew 25% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 1009,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:15:23.882",
    "epoch": 1783620923.8827314,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 92px right over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 971,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:15:24.893",
    "epoch": 1783620924.8932292,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 1029,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:15:25.978",
    "epoch": 1783620925.9787889,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 974,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:15:27.184",
    "epoch": 1783620927.1847074,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 1015,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:15:28.427",
    "epoch": 1783620928.4274294,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 999,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:15:29.687",
    "epoch": 1783620929.6874769,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 67px left over 3s and apparent size shrank 14% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 967,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:15:30.675",
    "epoch": 1783620930.6754062,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 1012,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:15:31.723",
    "epoch": 1783620931.7233284,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 141px left over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 1002,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:15:32.962",
    "epoch": 1783620932.962923,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 118px left over 3s and apparent size grew 17% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 1012,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:15:34.200",
    "epoch": 1783620934.2007427,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 940,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:15:35.234",
    "epoch": 1783620935.2343934,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 98px right over 3s and apparent size shrank 14% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 1004,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:15:36.263",
    "epoch": 1783620936.263407,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 97px right over 3s and apparent size shrank 15% (moving AWAY from camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 1039,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:15:37.502",
    "epoch": 1783620937.5020437,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 916,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:15:38.510",
    "epoch": 1783620938.5109375,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 941,
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    "previous_label": "walking"
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    "timestamp": "2026-07-09 18:15:40.186",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 1011,
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    "previous_label": "standing"
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    "timestamp": "2026-07-09 18:15:41.213",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 1117,
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  {
    "timestamp": "2026-07-09 18:15:42.453",
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    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 982,
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    "previous_label": "sitting"
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  {
    "timestamp": "2026-07-09 18:15:44.283",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 991,
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    "timestamp": "2026-07-09 18:15:45.514",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 1021,
    "applied_label": "sitting",
    "previous_label": "sitting"
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  {
    "timestamp": "2026-07-09 18:15:47.395",
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    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 1077,
    "applied_label": "sitting",
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    "timestamp": "2026-07-09 18:15:48.645",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "applied_label": "sitting",
    "previous_label": "sitting"
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  {
    "timestamp": "2026-07-09 18:15:49.888",
    "epoch": 1783620949.8880692,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 1059,
    "applied_label": "walking",
    "previous_label": "walking"
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  {
    "timestamp": "2026-07-09 18:15:51.124",
    "epoch": 1783620951.1244826,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 969,
    "applied_label": "walking",
    "previous_label": "walking"
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  {
    "timestamp": "2026-07-09 18:15:52.130",
    "epoch": 1783620952.1307302,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 935,
    "applied_label": "walking",
    "previous_label": "walking"
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  {
    "timestamp": "2026-07-09 18:15:53.194",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 929,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:15:54.200",
    "epoch": 1783620954.2001064,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 9% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "applied_label": "walking",
    "previous_label": "walking"
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  {
    "timestamp": "2026-07-09 18:15:55.241",
    "epoch": 1783620955.2413082,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 15% (moving AWAY from camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 927,
    "applied_label": "sitting",
    "previous_label": "walking"
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    "timestamp": "2026-07-09 18:15:56.254",
    "epoch": 1783620956.2542477,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 912,
    "applied_label": "walking",
    "previous_label": "walking"
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  {
    "timestamp": "2026-07-09 18:15:57.310",
    "epoch": 1783620957.3106356,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 930,
    "applied_label": "walking",
    "previous_label": "walking"
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  {
    "timestamp": "2026-07-09 18:15:58.319",
    "epoch": 1783620958.319405,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 15% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 1025,
    "applied_label": "sitting",
    "previous_label": "walking"
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  {
    "timestamp": "2026-07-09 18:15:59.415",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
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    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
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    "applied_label": "standing",
    "previous_label": "sitting"
  },
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    "timestamp": "2026-07-09 18:16:00.781",
    "epoch": 1783620960.7819147,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 1127,
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    "timestamp": "2026-07-09 18:16:02.031",
    "epoch": 1783620962.0316248,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "applied_label": "walking",
    "previous_label": "walking"
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    "timestamp": "2026-07-09 18:16:03.270",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
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    "applied_label": "walking",
    "previous_label": "walking"
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    "timestamp": "2026-07-09 18:16:04.521",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 911,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:16:05.564",
    "epoch": 1783620965.5649328,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 8% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "applied_label": "walking",
    "previous_label": "walking"
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  {
    "timestamp": "2026-07-09 18:16:06.577",
    "epoch": 1783620966.5771666,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 17% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 1077,
    "applied_label": "sitting",
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    "timestamp": "2026-07-09 18:16:07.811",
    "epoch": 1783620967.8111057,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 1029,
    "applied_label": "walking",
    "previous_label": "walking"
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  {
    "timestamp": "2026-07-09 18:16:09.284",
    "epoch": 1783620969.2841992,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 9% (moving AWAY from camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 996,
    "applied_label": "sitting",
    "previous_label": "walking"
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  {
    "timestamp": "2026-07-09 18:16:10.522",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 975,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:16:11.521",
    "epoch": 1783620971.5216222,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 966,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:16:12.584",
    "epoch": 1783620972.5843377,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 977,
    "applied_label": "standing",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:16:13.621",
    "epoch": 1783620973.621223,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 960,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:16:14.643",
    "epoch": 1783620974.6433146,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 993,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:16:16.294",
    "epoch": 1783620976.2946403,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 1042,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:16:17.702",
    "epoch": 1783620977.702601,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 8% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 972,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:16:18.770",
    "epoch": 1783620978.770427,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 967,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:16:19.784",
    "epoch": 1783620979.7844746,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 995,
    "applied_label": "walking",
    "previous_label": "walking"
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  {
    "timestamp": "2026-07-09 18:16:20.833",
    "epoch": 1783620980.833813,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 887,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:16:21.872",
    "epoch": 1783620981.8725429,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 926,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:16:22.905",
    "epoch": 1783620982.905949,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 970,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:16:23.902",
    "epoch": 1783620983.9028678,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
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    "request_type": "multi_classify",
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    "request_type": "multi_classify",
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    "request_type": "multi_classify",
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    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
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    "request_type": "multi_classify",
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    "request_type": "multi_classify",
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    "request_type": "multi_classify",
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    "movement_context": "Person has NOT changed position over the last 1s.",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "request_type": "multi_classify",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "request_type": "multi_classify",
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
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    "camera_id": "216",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "timestamp": "2026-07-09 18:17:04.352",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
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    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "applied_label": "sitting",
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    "timestamp": "2026-07-09 18:17:06.288",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
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    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "applied_label": "sitting",
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    "request_type": "multi_classify",
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "camera_id": "216",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "applied_label": "sitting",
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    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
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    "camera_id": "216",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "applied_label": "sitting",
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    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
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    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 959,
    "applied_label": "sitting",
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  {
    "timestamp": "2026-07-09 18:17:11.780",
    "epoch": 1783621031.7804239,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 942,
    "applied_label": "walking",
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  {
    "timestamp": "2026-07-09 18:17:12.835",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
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    "applied_label": "walking",
    "previous_label": "walking"
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  {
    "timestamp": "2026-07-09 18:17:13.841",
    "epoch": 1783621033.8411362,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 974,
    "applied_label": "walking",
    "previous_label": "walking"
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  {
    "timestamp": "2026-07-09 18:17:14.903",
    "epoch": 1783621034.9035656,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
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    "request_type": "multi_classify",
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    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
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    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "timestamp": "2026-07-09 18:31:50.224",
    "epoch": 1783621910.2248454,
    "track_id": 1,
    "request_type": "multi_classify",
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 904,
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    "timestamp": "2026-07-09 18:31:54.343",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 892,
    "applied_label": "sitting",
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    "timestamp": "2026-07-09 18:31:55.991",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
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    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "applied_label": "sitting",
    "previous_label": "sitting"
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    "timestamp": "2026-07-09 18:31:57.830",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
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    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 913,
    "applied_label": "sitting",
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    "timestamp": "2026-07-09 18:32:00.953",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
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    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "applied_label": "sitting",
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    "timestamp": "2026-07-09 18:32:02.183",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
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    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 946,
    "applied_label": "walking",
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    "timestamp": "2026-07-09 18:32:03.208",
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    "track_id": 1,
    "request_type": "multi_classify",
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    "movement_context": "Person moved 58px left over 3s and apparent size grew 13% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "applied_label": "sitting",
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    "timestamp": "2026-07-09 18:32:04.271",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 47px left over 3s and apparent size grew 12% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 901,
    "applied_label": "sitting",
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    "timestamp": "2026-07-09 18:32:05.279",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 53px left over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 893,
    "applied_label": "sitting",
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    "timestamp": "2026-07-09 18:32:06.328",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "applied_label": "sitting",
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    "timestamp": "2026-07-09 18:32:08.801",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
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    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "applied_label": "sitting",
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    "timestamp": "2026-07-09 18:32:10.210",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "applied_label": "sitting",
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    "timestamp": "2026-07-09 18:32:12.090",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 875,
    "applied_label": "sitting",
    "previous_label": "sitting"
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    "timestamp": "2026-07-09 18:32:13.117",
    "epoch": 1783621933.117201,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 907,
    "applied_label": "sitting",
    "previous_label": "sitting"
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    "timestamp": "2026-07-09 18:32:14.167",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 913,
    "applied_label": "sitting",
    "previous_label": "sitting"
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    "timestamp": "2026-07-09 18:32:15.176",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 910,
    "applied_label": "walking",
    "previous_label": "walking"
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    "timestamp": "2026-07-09 18:32:16.120",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 870,
    "applied_label": "walking",
    "previous_label": "walking"
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    "timestamp": "2026-07-09 18:32:17.060",
    "epoch": 1783621937.06049,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 872,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:32:18.067",
    "epoch": 1783621938.0672061,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 11% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 896,
    "applied_label": "sitting",
    "previous_label": "walking"
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  {
    "timestamp": "2026-07-09 18:32:19.929",
    "epoch": 1783621939.929151,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 899,
    "applied_label": "walking",
    "previous_label": "walking"
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    "timestamp": "2026-07-09 18:32:21.581",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 888,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:32:22.608",
    "epoch": 1783621942.608027,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 887,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:32:23.656",
    "epoch": 1783621943.6569276,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 844,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:32:24.666",
    "epoch": 1783621944.6661863,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 13% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 889,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:32:25.728",
    "epoch": 1783621945.728298,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 14% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 896,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:32:26.737",
    "epoch": 1783621946.7371254,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 861,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:32:27.788",
    "epoch": 1783621947.7889986,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 858,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 18:32:28.798",
    "epoch": 1783621948.7985666,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 875,
    "applied_label": "sitting",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 18:32:29.863",
    "epoch": 1783621949.8630245,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 905,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:32:31.712",
    "epoch": 1783621951.7124782,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 940,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:32:33.553",
    "epoch": 1783621953.5531034,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 932,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:32:34.793",
    "epoch": 1783621954.7935593,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 964,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:32:35.817",
    "epoch": 1783621955.8179927,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 935,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:32:36.877",
    "epoch": 1783621956.8779967,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 888,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:32:37.876",
    "epoch": 1783621957.8764825,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 20% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 919,
    "applied_label": "sitting",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 909,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:36:44.649",
    "epoch": 1783622204.6493232,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 913,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:36:45.726",
    "epoch": 1783622205.7267892,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 924,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:36:46.736",
    "epoch": 1783622206.736872,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 885,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:36:47.790",
    "epoch": 1783622207.7900395,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 44px right over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 886,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:36:48.798",
    "epoch": 1783622208.798274,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 48px right over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 893,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:36:49.874",
    "epoch": 1783622209.8745453,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 62px right over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 895,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:36:50.865",
    "epoch": 1783622210.8657026,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 851,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:36:51.919",
    "epoch": 1783622211.919209,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 863,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:36:52.927",
    "epoch": 1783622212.9278576,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 45px left over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 895,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:36:53.979",
    "epoch": 1783622213.979417,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 853,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:36:54.986",
    "epoch": 1783622214.986326,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 893,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:36:56.038",
    "epoch": 1783622216.0382054,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 853,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:36:57.671",
    "epoch": 1783622217.6710887,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 876,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:36:58.698",
    "epoch": 1783622218.698367,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 868,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:36:59.758",
    "epoch": 1783622219.7587764,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 865,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:37:01.000",
    "epoch": 1783622221.0002885,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 899,
    "applied_label": "walking",
    "previous_label": "walking"
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  {
    "timestamp": "2026-07-09 18:37:02.006",
    "epoch": 1783622222.007003,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 60px right over 3s and apparent size shrank 13% (moving AWAY from camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 857,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:37:03.083",
    "epoch": 1783622223.0836017,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 83px right over 3s and apparent size grew 10% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 877,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:37:04.067",
    "epoch": 1783622224.0677104,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 180px right over 3s and apparent size grew 52% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 890,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:37:05.121",
    "epoch": 1783622225.121851,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 92px right over 2s and apparent size grew 64% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 904,
    "applied_label": "standing",
    "previous_label": null
  },
  {
    "timestamp": "2026-07-09 18:49:06.115",
    "epoch": 1783622946.1150827,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 1s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 897,
    "applied_label": null,
    "previous_label": null
  },
  {
    "timestamp": "2026-07-09 18:49:07.254",
    "epoch": 1783622947.2545056,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 9% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 864,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:49:08.166",
    "epoch": 1783622948.167004,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 13% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 870,
    "applied_label": "sitting",
    "previous_label": "sitting"
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  {
    "timestamp": "2026-07-09 18:49:09.105",
    "epoch": 1783622949.1057262,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 11% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 869,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:49:10.209",
    "epoch": 1783622950.2091854,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 829,
    "applied_label": "standing",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:49:11.448",
    "epoch": 1783622951.4483542,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 867,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:49:12.475",
    "epoch": 1783622952.47514,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 831,
    "applied_label": "standing",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:49:14.748",
    "epoch": 1783622954.748075,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 896,
    "applied_label": "sitting",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 18:49:15.988",
    "epoch": 1783622955.9885375,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 846,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:49:17.229",
    "epoch": 1783622957.229994,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 959,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:49:18.499",
    "epoch": 1783622958.4991632,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 902,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:49:20.118",
    "epoch": 1783622960.118788,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 915,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:49:21.388",
    "epoch": 1783622961.3881116,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 888,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:49:23.021",
    "epoch": 1783622963.0212965,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 870,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:49:24.239",
    "epoch": 1783622964.2391453,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 884,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:49:25.479",
    "epoch": 1783622965.4791949,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 836,
    "applied_label": "standing",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:49:26.899",
    "epoch": 1783622966.8995554,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 893,
    "applied_label": "sitting",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 18:49:27.988",
    "epoch": 1783622967.9886832,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 920,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:49:28.988",
    "epoch": 1783622968.9881248,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
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    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
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    "request_type": "multi_classify",
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    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
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    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
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    "request_type": "multi_classify",
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    "movement_context": "Person apparent size grew 13% (moving TOWARD camera).",
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    "request_type": "multi_classify",
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "request_type": "multi_classify",
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "request_type": "multi_classify",
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
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    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
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    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "request_type": "multi_classify",
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    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
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    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
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    "request_type": "multi_classify",
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    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
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    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
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    "request_type": "multi_classify",
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    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
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    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "request_type": "multi_classify",
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    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
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    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
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    "request_type": "multi_classify",
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    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "applied_label": "sitting",
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    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 8% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 887,
    "applied_label": "sitting",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
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    "applied_label": "standing",
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    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
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    "applied_label": "walking",
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    "epoch": 1783622992.9171565,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 14% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "applied_label": "sitting",
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    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 18% (moving TOWARD camera).",
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    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
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    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 826,
    "applied_label": "walking",
    "previous_label": "walking"
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 802,
    "applied_label": "standing",
    "previous_label": "standing"
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    "epoch": 1783622997.0286696,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 8% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "applied_label": "standing",
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    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 848,
    "applied_label": "standing",
    "previous_label": "standing"
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 890,
    "applied_label": "walking",
    "previous_label": "walking"
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    "epoch": 1783623000.1680617,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 12% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 904,
    "applied_label": "standing",
    "previous_label": "standing"
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    "timestamp": "2026-07-09 18:50:01.179",
    "epoch": 1783623001.1795108,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 61% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 895,
    "applied_label": "sitting",
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    "timestamp": "2026-07-09 18:50:02.239",
    "epoch": 1783623002.239463,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 56% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 916,
    "applied_label": "sitting",
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    "timestamp": "2026-07-09 18:50:03.240",
    "epoch": 1783623003.2404492,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 38% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 944,
    "applied_label": "sitting",
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    "timestamp": "2026-07-09 18:50:04.298",
    "epoch": 1783623004.2984798,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 11% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 922,
    "applied_label": "sitting",
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    "timestamp": "2026-07-09 18:50:05.296",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 9% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "applied_label": "sitting",
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    "timestamp": "2026-07-09 18:50:07.369",
    "epoch": 1783623007.3694434,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 849,
    "applied_label": "standing",
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    "epoch": 1783623008.4179854,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 10% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "timestamp": "2026-07-09 18:50:09.428",
    "epoch": 1783623009.4288025,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 14% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 884,
    "applied_label": "sitting",
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  {
    "timestamp": "2026-07-09 18:50:10.488",
    "epoch": 1783623010.4883819,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 848,
    "applied_label": "standing",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:50:11.485",
    "epoch": 1783623011.4851656,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 881,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 18:50:12.548",
    "epoch": 1783623012.5481946,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 878,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 18:50:13.560",
    "epoch": 1783623013.5604184,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 924,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 18:50:14.607",
    "epoch": 1783623014.6077085,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 8% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 906,
    "applied_label": "sitting",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 18:50:15.617",
    "epoch": 1783623015.6178465,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 880,
    "applied_label": "standing",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:50:16.677",
    "epoch": 1783623016.6777337,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 876,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 18:50:17.675",
    "epoch": 1783623017.6750937,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 11% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 872,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 18:50:18.737",
    "epoch": 1783623018.7377074,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 828,
    "applied_label": "walking",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 18:50:19.748",
    "epoch": 1783623019.748335,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 907,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 18:50:20.797",
    "epoch": 1783623020.7971108,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 22% (moving AWAY from camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 866,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:50:21.806",
    "epoch": 1783623021.8069005,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 874,
    "applied_label": "standing",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:50:22.866",
    "epoch": 1783623022.8668733,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 50px right over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 873,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:50:23.867",
    "epoch": 1783623023.867593,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 66px right over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 890,
    "applied_label": "walking",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 18:50:24.928",
    "epoch": 1783623024.9281676,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 895,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:50:25.942",
    "epoch": 1783623025.9424925,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 889,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 18:50:26.997",
    "epoch": 1783623026.9974587,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 42px left over 3s and apparent size grew 12% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 892,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 18:50:28.507",
    "epoch": 1783623028.5073597,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 26% (moving AWAY from camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 881,
    "applied_label": "sitting",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 18:50:30.068",
    "epoch": 1783623030.0685148,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 22% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 846,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:50:31.117",
    "epoch": 1783623031.1172612,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 20% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 893,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:50:32.341",
    "epoch": 1783623032.341461,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 2s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 919,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:50:33.599",
    "epoch": 1783623033.599562,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 883,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:50:34.810",
    "epoch": 1783623034.8101642,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 37% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 887,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:50:35.840",
    "epoch": 1783623035.8402681,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 34% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 856,
    "applied_label": "walking",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 18:50:37.088",
    "epoch": 1783623037.088088,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 58px right over 3s and apparent size shrank 16% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 916,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:50:38.142",
    "epoch": 1783623038.1427963,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 51% (moving AWAY from camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 916,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:50:39.142",
    "epoch": 1783623039.1428468,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 52px right over 3s and apparent size shrank 24% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {   \"persons\": [     {       \"track_id\": 1,       \"activity\": \"sitting\"     }   ] } ```",
    "latency_ms": 1305,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:50:41.194",
    "epoch": 1783623041.1942198,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 846,
    "applied_label": "standing",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:50:42.264",
    "epoch": 1783623042.264205,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 885,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:50:43.275",
    "epoch": 1783623043.275939,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 880,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:50:44.331",
    "epoch": 1783623044.3314033,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 854,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:50:45.335",
    "epoch": 1783623045.3358061,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 927,
    "applied_label": "sitting",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 18:50:46.395",
    "epoch": 1783623046.3958519,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 953,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:50:47.402",
    "epoch": 1783623047.4027534,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 920,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:50:48.453",
    "epoch": 1783623048.453856,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 38% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 919,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:50:49.465",
    "epoch": 1783623049.4659286,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 9% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 891,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:50:50.528",
    "epoch": 1783623050.5283334,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 42px left over 3s and apparent size grew 22% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 973,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:50:51.536",
    "epoch": 1783623051.5360281,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 11% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 935,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:50:52.585",
    "epoch": 1783623052.5850456,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 9% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 876,
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    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:54:05.320",
    "epoch": 1783623245.3209968,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 889,
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  {
    "timestamp": "2026-07-09 18:54:06.322",
    "epoch": 1783623246.322939,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 887,
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    "previous_label": "walking"
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  {
    "timestamp": "2026-07-09 18:54:07.397",
    "epoch": 1783623247.3980072,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 878,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:54:08.378",
    "epoch": 1783623248.3781624,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 912,
    "applied_label": "sitting",
    "previous_label": "walking"
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  {
    "timestamp": "2026-07-09 18:54:09.603",
    "epoch": 1783623249.6035242,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 927,
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    "previous_label": "sitting"
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  {
    "timestamp": "2026-07-09 18:54:10.668",
    "epoch": 1783623250.668683,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 929,
    "applied_label": "sitting",
    "previous_label": "sitting"
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  {
    "timestamp": "2026-07-09 18:54:11.679",
    "epoch": 1783623251.6794086,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 925,
    "applied_label": "sitting",
    "previous_label": "sitting"
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  {
    "timestamp": "2026-07-09 18:54:12.750",
    "epoch": 1783623252.7505217,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 927,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:54:13.750",
    "epoch": 1783623253.7503128,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 890,
    "applied_label": "standing",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:54:14.800",
    "epoch": 1783623254.8008833,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 930,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 18:54:15.809",
    "epoch": 1783623255.8094113,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 923,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:54:16.869",
    "epoch": 1783623256.8692827,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 932,
    "applied_label": "sitting",
    "previous_label": "sitting"
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  {
    "timestamp": "2026-07-09 18:54:17.881",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 8% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 915,
    "applied_label": "sitting",
    "previous_label": "sitting"
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  {
    "timestamp": "2026-07-09 18:54:19.730",
    "epoch": 1783623259.7302704,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 864,
    "applied_label": "standing",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:54:20.759",
    "epoch": 1783623260.7590735,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 8% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 921,
    "applied_label": "walking",
    "previous_label": "walking"
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    "timestamp": "2026-07-09 18:54:21.828",
    "epoch": 1783623261.8289597,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 892,
    "applied_label": "walking",
    "previous_label": "walking"
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    "timestamp": "2026-07-09 18:54:22.830",
    "epoch": 1783623262.8302898,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 936,
    "applied_label": "sitting",
    "previous_label": "walking"
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    "timestamp": "2026-07-09 18:54:23.878",
    "epoch": 1783623263.8782444,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 933,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:54:24.892",
    "epoch": 1783623264.8925157,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 907,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:54:25.939",
    "epoch": 1783623265.9395406,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 887,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 18:54:27.160",
    "epoch": 1783623267.1607966,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 946,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:54:28.252",
    "epoch": 1783623268.2528594,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 891,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:54:29.250",
    "epoch": 1783623269.2504315,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 907,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:54:30.249",
    "epoch": 1783623270.2493627,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 942,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:54:31.469",
    "epoch": 1783623271.469123,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 929,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:54:32.751",
    "epoch": 1783623272.7513156,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 939,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:54:33.952",
    "epoch": 1783623273.9522567,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 957,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:54:35.651",
    "epoch": 1783623275.651432,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 915,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:54:36.670",
    "epoch": 1783623276.6704657,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 911,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:54:38.491",
    "epoch": 1783623278.491756,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 941,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:54:39.960",
    "epoch": 1783623279.960836,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 931,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:54:41.611",
    "epoch": 1783623281.6112115,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 962,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:54:43.031",
    "epoch": 1783623283.031841,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 910,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:54:44.100",
    "epoch": 1783623284.100788,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 893,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:54:45.111",
    "epoch": 1783623285.1115267,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 882,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:54:46.172",
    "epoch": 1783623286.1720898,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 1035,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:54:47.613",
    "epoch": 1783623287.6132903,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 934,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:54:49.251",
    "epoch": 1783623289.2510705,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 913,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:54:50.460",
    "epoch": 1783623290.4604158,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
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    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "request_type": "multi_classify",
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    "movement_context": "Person apparent size shrank 14% (moving AWAY from camera).",
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    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "request_type": "multi_classify",
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    "camera_id": "216",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
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    "timestamp": "2026-07-09 18:55:35.460",
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    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
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    "timestamp": "2026-07-09 18:55:36.520",
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    "movement_context": "Person moved 67px left over 3s.",
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    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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  {
    "timestamp": "2026-07-09 18:55:37.518",
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    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
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    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
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    "applied_label": "walking",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 55px left over 3s.",
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    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
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    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "applied_label": "standing",
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    "timestamp": "2026-07-09 18:55:42.291",
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    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
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    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 873,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:55:43.300",
    "epoch": 1783623343.3001053,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 849,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:55:44.536",
    "epoch": 1783623344.5368106,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 855,
    "applied_label": "standing",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:55:45.599",
    "epoch": 1783623345.5992966,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 10% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 904,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:55:47.228",
    "epoch": 1783623347.2289422,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 889,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:55:48.261",
    "epoch": 1783623348.2613509,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 868,
    "applied_label": "standing",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:55:49.308",
    "epoch": 1783623349.3085556,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 907,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:55:50.320",
    "epoch": 1783623350.3205016,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 863,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:55:51.383",
    "epoch": 1783623351.3835685,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 882,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:55:52.590",
    "epoch": 1783623352.5902164,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 906,
    "applied_label": "standing",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:55:53.622",
    "epoch": 1783623353.6228287,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 927,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:55:54.672",
    "epoch": 1783623354.672867,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 42px right over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 911,
    "applied_label": "sitting",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 18:55:55.681",
    "epoch": 1783623355.6810925,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 871,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:55:56.898",
    "epoch": 1783623356.8980772,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 924,
    "applied_label": "sitting",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 18:55:57.982",
    "epoch": 1783623357.9824753,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 887,
    "applied_label": "standing",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:55:58.986",
    "epoch": 1783623358.9863267,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 877,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:56:00.043",
    "epoch": 1783623360.0435264,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 873,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:56:01.051",
    "epoch": 1783623361.051378,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 853,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 18:56:02.104",
    "epoch": 1783623362.104244,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 943,
    "applied_label": "sitting",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 18:56:03.110",
    "epoch": 1783623363.1106398,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 929,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:56:04.176",
    "epoch": 1783623364.1765049,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 957,
    "applied_label": "standing",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:56:06.211",
    "epoch": 1783623366.2117026,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 902,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 18:56:07.451",
    "epoch": 1783623367.4510968,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 924,
    "applied_label": "sitting",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 18:56:08.482",
    "epoch": 1783623368.482917,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 911,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:56:10.518",
    "epoch": 1783623370.5184894,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 900,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:56:12.627",
    "epoch": 1783623372.6275089,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 903,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:56:16.939",
    "epoch": 1783623376.93972,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 892,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:56:18.179",
    "epoch": 1783623378.1793854,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 939,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:56:19.418",
    "epoch": 1783623379.4180446,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 870,
    "applied_label": "standing",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 18:56:20.453",
    "epoch": 1783623380.4537668,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 922,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 18:56:21.504",
    "epoch": 1783623381.5040486,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 938,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:56:22.516",
    "epoch": 1783623382.5164585,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 932,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:56:23.560",
    "epoch": 1783623383.560857,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 899,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:56:24.572",
    "epoch": 1783623384.5725951,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 866,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 18:56:27.031",
    "epoch": 1783623387.031393,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 893,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 18:56:28.124",
    "epoch": 1783623388.1241806,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 864,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 18:56:29.107",
    "epoch": 1783623389.1076846,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 866,
    "applied_label": "standing",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:56:30.169",
    "epoch": 1783623390.1698458,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 872,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 18:56:33.631",
    "epoch": 1783623393.631409,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 840,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 18:56:39.231",
    "epoch": 1783623399.23156,
    "track_id": 1,
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    "request_type": "multi_classify",
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    "request_type": "multi_classify",
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    "request_type": "multi_classify",
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    "track_id": 1,
    "request_type": "multi_classify",
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    "vlm_label": "sitting",
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    "request_type": "multi_classify",
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    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "movement_context": "Person moved 84px right over 3s and apparent size shrank 10% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "track_id": 1,
    "request_type": "multi_classify",
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    "movement_context": "Person moved 74px right over 3s.",
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    "camera_id": "216",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "track_id": 1,
    "request_type": "multi_classify",
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    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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  {
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    "request_type": "multi_classify",
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    "camera_id": "216",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "request_type": "multi_classify",
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "camera_id": "216",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "epoch": 1783625155.1576128,
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "timestamp": "2026-07-09 19:26:07.538",
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    "track_id": 1,
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    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
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    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "timestamp": "2026-07-09 19:26:10.019",
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    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "previous_label": "walking"
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    "timestamp": "2026-07-09 19:26:11.094",
    "epoch": 1783625171.0944777,
    "track_id": 1,
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    "zone": "floor",
    "movement_context": "Person moved 82px left over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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  {
    "timestamp": "2026-07-09 19:26:12.107",
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    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 14% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "timestamp": "2026-07-09 19:26:13.155",
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    "request_type": "multi_classify",
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    "frames_sent": 2,
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "camera_id": "216",
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    "request_type": "multi_classify",
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    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
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    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "request_type": "multi_classify",
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    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "request_type": "multi_classify",
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    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
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    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "timestamp": "2026-07-09 19:26:30.468",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
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    "camera_id": "216",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "request_type": "multi_classify",
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    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "track_id": 1,
    "request_type": "multi_classify",
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    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "applied_label": "sitting",
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    "timestamp": "2026-07-09 19:26:35.420",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
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    "camera_id": "216",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 948,
    "applied_label": "sitting",
    "previous_label": "sitting"
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    "timestamp": "2026-07-09 19:26:36.457",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "applied_label": "sitting",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "applied_label": "sitting",
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    "timestamp": "2026-07-09 19:26:39.960",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 908,
    "applied_label": "sitting",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "applied_label": "sitting",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "timestamp": "2026-07-09 19:26:47.183",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 56px right over 3s and apparent size grew 21% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "applied_label": "walking",
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    "timestamp": "2026-07-09 19:26:48.234",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 879,
    "applied_label": "standing",
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    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
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    "applied_label": "standing",
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    "timestamp": "2026-07-09 19:26:51.723",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 884,
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    "timestamp": "2026-07-09 19:26:52.773",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 876,
    "applied_label": "standing",
    "previous_label": "standing"
  },
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    "timestamp": "2026-07-09 19:26:58.936",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "applied_label": "standing",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "applied_label": "standing",
    "previous_label": "standing"
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  {
    "timestamp": "2026-07-09 19:27:08.017",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 837,
    "applied_label": "standing",
    "previous_label": "standing"
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 826,
    "applied_label": "walking",
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  {
    "timestamp": "2026-07-09 19:27:14.422",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 866,
    "applied_label": "walking",
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    "timestamp": "2026-07-09 19:27:16.277",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 871,
    "applied_label": "walking",
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  {
    "timestamp": "2026-07-09 19:27:17.300",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 844,
    "applied_label": "walking",
    "previous_label": "walking"
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  {
    "timestamp": "2026-07-09 19:27:18.369",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 860,
    "applied_label": "walking",
    "previous_label": "walking"
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  {
    "timestamp": "2026-07-09 19:27:19.391",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 855,
    "applied_label": "walking",
    "previous_label": "walking"
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  {
    "timestamp": "2026-07-09 19:27:20.426",
    "epoch": 1783625240.4268923,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 857,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:27:21.434",
    "epoch": 1783625241.4341636,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 857,
    "applied_label": "standing",
    "previous_label": "standing"
  },
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    "timestamp": "2026-07-09 19:27:22.505",
    "epoch": 1783625242.505273,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 850,
    "applied_label": "standing",
    "previous_label": "standing"
  },
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    "timestamp": "2026-07-09 19:27:23.708",
    "epoch": 1783625243.7083817,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 851,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:27:24.745",
    "epoch": 1783625244.7451558,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 855,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:27:25.795",
    "epoch": 1783625245.7957883,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 864,
    "applied_label": "standing",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:27:26.810",
    "epoch": 1783625246.8108063,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 859,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:27:27.856",
    "epoch": 1783625247.8565266,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 862,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:27:29.480",
    "epoch": 1783625249.4809895,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 859,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:27:31.959",
    "epoch": 1783625251.9596303,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 888,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:27:33.201",
    "epoch": 1783625253.2015913,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 936,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:27:34.227",
    "epoch": 1783625254.227951,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 918,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:27:35.289",
    "epoch": 1783625255.2896087,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 919,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:27:37.319",
    "epoch": 1783625257.319817,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 887,
    "applied_label": "standing",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:27:38.353",
    "epoch": 1783625258.3536735,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 889,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:27:39.419",
    "epoch": 1783625259.4194858,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 896,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:27:41.053",
    "epoch": 1783625261.0531313,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 880,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:27:42.081",
    "epoch": 1783625262.08194,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 880,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:27:46.402",
    "epoch": 1783625266.4020321,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 912,
    "applied_label": "sitting",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:27:47.434",
    "epoch": 1783625267.4341006,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 916,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 19:27:48.505",
    "epoch": 1783625268.5055244,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 879,
    "applied_label": "standing",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 19:27:50.540",
    "epoch": 1783625270.5407248,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 855,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:27:51.770",
    "epoch": 1783625271.7704122,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 853,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:27:52.804",
    "epoch": 1783625272.8044112,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 878,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:27:56.310",
    "epoch": 1783625276.3100874,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 920,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:28:00.033",
    "epoch": 1783625280.0332274,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 822,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:28:04.753",
    "epoch": 1783625284.753742,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 932,
    "applied_label": "sitting",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:28:05.829",
    "epoch": 1783625285.8292277,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 944,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 19:28:07.218",
    "epoch": 1783625287.2187052,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 873,
    "applied_label": "standing",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 19:28:08.306",
    "epoch": 1783625288.3062687,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 863,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:28:10.121",
    "epoch": 1783625290.1214118,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {   \"persons\": [     {       \"track_id\": 1,       \"activity\": \"walking\"     }   ] } ```",
    "latency_ms": 1328,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:28:11.608",
    "epoch": 1783625291.6089125,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 855,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:28:12.615",
    "epoch": 1783625292.6158805,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 875,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:28:13.663",
    "epoch": 1783625293.6637394,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 870,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:28:19.830",
    "epoch": 1783625299.8309176,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 859,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:28:22.308",
    "epoch": 1783625302.3089857,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 889,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:28:23.345",
    "epoch": 1783625303.3459938,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 895,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:28:24.409",
    "epoch": 1783625304.4097023,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 921,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:28:25.407",
    "epoch": 1783625305.407188,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 847,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:28:26.647",
    "epoch": 1783625306.6471283,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 856,
    "applied_label": "standing",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:28:27.698",
    "epoch": 1783625307.698731,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 9% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 840,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:28:28.705",
    "epoch": 1783625308.7055314,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 832,
    "applied_label": "walking",
    "previous_label": "walking"
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  {
    "timestamp": "2026-07-09 19:28:29.765",
    "epoch": 1783625309.765842,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 867,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:28:31.161",
    "epoch": 1783625311.1611435,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 923,
    "applied_label": "standing",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:28:32.239",
    "epoch": 1783625312.2394605,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 938,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:28:33.245",
    "epoch": 1783625313.2453218,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 877,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:28:34.305",
    "epoch": 1783625314.3054168,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 869,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:28:35.304",
    "epoch": 1783625315.304325,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 871,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:28:36.367",
    "epoch": 1783625316.367513,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 879,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:28:37.389",
    "epoch": 1783625317.3894105,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 882,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:28:38.436",
    "epoch": 1783625318.4369285,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 8% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 873,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:28:39.434",
    "epoch": 1783625319.4346335,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 881,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:28:40.659",
    "epoch": 1783625320.6593177,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 874,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:28:41.729",
    "epoch": 1783625321.7299533,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 904,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:28:47.899",
    "epoch": 1783625327.8990889,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 840,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:28:51.611",
    "epoch": 1783625331.611441,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 890,
    "applied_label": "standing",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:28:52.648",
    "epoch": 1783625332.6484537,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {   \"persons\": [     {       \"track_id\": 1,       \"activity\": \"standing\"     }   ] } ```",
    "latency_ms": 1319,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:28:54.684",
    "epoch": 1783625334.684825,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 886,
    "applied_label": "standing",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:28:55.920",
    "epoch": 1783625335.920656,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 918,
    "applied_label": "sitting",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:28:56.997",
    "epoch": 1783625336.9979162,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 898,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 19:29:00.879",
    "epoch": 1783625340.8793192,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 879,
    "applied_label": "standing",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 19:29:01.954",
    "epoch": 1783625341.9548717,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 8% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 860,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:29:03.178",
    "epoch": 1783625343.1787155,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 9% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 848,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:29:05.228",
    "epoch": 1783625345.2286174,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 841,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:29:06.265",
    "epoch": 1783625346.26534,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 843,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:29:07.316",
    "epoch": 1783625347.316447,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 857,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:29:13.480",
    "epoch": 1783625353.480805,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 889,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:29:19.671",
    "epoch": 1783625359.6718216,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 910,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:29:25.860",
    "epoch": 1783625365.860853,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 859,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:29:28.522",
    "epoch": 1783625368.5224063,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 883,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:29:29.606",
    "epoch": 1783625369.6064324,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 877,
    "applied_label": "sitting",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:29:30.614",
    "epoch": 1783625370.6141012,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 842,
    "applied_label": "standing",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 19:29:31.665",
    "epoch": 1783625371.6655898,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 91px right over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 851,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:29:32.673",
    "epoch": 1783625372.6730146,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 142px right over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 845,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:29:33.724",
    "epoch": 1783625373.7250073,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 129px right over 3s and apparent size shrank 17% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 852,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:29:34.744",
    "epoch": 1783625374.7443538,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 83px right over 3s and apparent size shrank 26% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 846,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:29:35.799",
    "epoch": 1783625375.7991214,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 26% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 911,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:29:36.806",
    "epoch": 1783625376.8061829,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 19% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 869,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:29:37.893",
    "epoch": 1783625377.8935332,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 22% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 851,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:29:38.868",
    "epoch": 1783625378.8681548,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 10% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 840,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:29:39.927",
    "epoch": 1783625379.9279585,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 877,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:29:40.944",
    "epoch": 1783625380.9448824,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 21% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 848,
    "applied_label": "walking",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:29:41.988",
    "epoch": 1783625381.988148,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 29% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 918,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:29:42.991",
    "epoch": 1783625382.991582,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 22% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 872,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:29:44.045",
    "epoch": 1783625384.045261,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 23% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 878,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:29:45.055",
    "epoch": 1783625385.0552332,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 913,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:29:46.113",
    "epoch": 1783625386.1138036,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 864,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:29:47.146",
    "epoch": 1783625387.1463234,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 10% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 853,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:29:48.191",
    "epoch": 1783625388.1911366,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 821,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:29:49.184",
    "epoch": 1783625389.1848955,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 15% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 848,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:29:50.236",
    "epoch": 1783625390.2364507,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 18% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 831,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:29:51.244",
    "epoch": 1783625391.2443693,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 46px left over 3s and apparent size shrank 16% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 855,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:29:52.316",
    "epoch": 1783625392.3164854,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 19% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 1590,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:29:53.958",
    "epoch": 1783625393.9582655,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 851,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:29:54.954",
    "epoch": 1783625394.954411,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 18% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 855,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:29:56.015",
    "epoch": 1783625396.0156014,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 10% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 852,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:29:57.024",
    "epoch": 1783625397.024963,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 863,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:29:58.077",
    "epoch": 1783625398.0775857,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 918,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:29:59.084",
    "epoch": 1783625399.0843115,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 910,
    "applied_label": "sitting",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:30:00.145",
    "epoch": 1783625400.1457746,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 10% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 879,
    "applied_label": "standing",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 19:30:01.154",
    "epoch": 1783625401.1543198,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 9% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 866,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:30:02.215",
    "epoch": 1783625402.2157428,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 9% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {   \"persons\": [     {       \"track_id\": 1,       \"activity\": \"standing\"     }   ] } ```",
    "latency_ms": 1259,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:30:03.626",
    "epoch": 1783625403.6263125,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 14% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 851,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:30:04.695",
    "epoch": 1783625404.6950653,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 861,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:30:05.688",
    "epoch": 1783625405.688621,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 850,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:30:06.747",
    "epoch": 1783625406.7476645,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 854,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:30:07.760",
    "epoch": 1783625407.7605343,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 854,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:30:08.806",
    "epoch": 1783625408.8063862,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 53px right over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 862,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:30:09.814",
    "epoch": 1783625409.8148777,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 12% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 835,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:30:10.876",
    "epoch": 1783625410.8765602,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 829,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:30:11.888",
    "epoch": 1783625411.8880653,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 852,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:30:12.951",
    "epoch": 1783625412.9514658,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 856,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:30:13.946",
    "epoch": 1783625413.9463005,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 50px left over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {   \"persons\": [     {       \"track_id\": 1,       \"activity\": \"standing\"     }   ] } ```",
    "latency_ms": 1273,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:30:15.419",
    "epoch": 1783625415.4195797,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 57px left over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {   \"persons\": [     {       \"track_id\": 1,       \"activity\": \"standing\"     }   ] } ```",
    "latency_ms": 1340,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:30:16.842",
    "epoch": 1783625416.8428152,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 909,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:30:17.887",
    "epoch": 1783625417.8871171,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {   \"persons\": [     {       \"track_id\": 1,       \"activity\": \"walking\"     }   ] } ```",
    "latency_ms": 1317,
    "applied_label": "standing",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:30:19.318",
    "epoch": 1783625419.318242,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 857,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:30:20.372",
    "epoch": 1783625420.372222,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 854,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:30:21.374",
    "epoch": 1783625421.3750138,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 875,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:30:22.427",
    "epoch": 1783625422.4277115,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 896,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:30:24.053",
    "epoch": 1783625424.0536182,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 892,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:30:25.088",
    "epoch": 1783625425.0888128,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 860,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:30:26.162",
    "epoch": 1783625426.1626654,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 8% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 855,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:30:27.160",
    "epoch": 1783625427.1605737,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 935,
    "applied_label": "sitting",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:30:28.208",
    "epoch": 1783625428.2088978,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 933,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 19:30:29.221",
    "epoch": 1783625429.2214546,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 903,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 19:30:30.659",
    "epoch": 1783625430.6596823,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 901,
    "applied_label": "standing",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 19:30:32.081",
    "epoch": 1783625432.081546,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 917,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:30:33.159",
    "epoch": 1783625433.1598423,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 896,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:30:34.168",
    "epoch": 1783625434.1689758,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 864,
    "applied_label": "walking",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:30:35.229",
    "epoch": 1783625435.2292168,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 848,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:30:36.225",
    "epoch": 1783625436.2253525,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 848,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:30:37.300",
    "epoch": 1783625437.3000672,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 15% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 844,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:30:38.915",
    "epoch": 1783625438.9159749,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 846,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:30:39.949",
    "epoch": 1783625439.949998,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 865,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:30:41.005",
    "epoch": 1783625441.005985,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 915,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:30:42.007",
    "epoch": 1783625442.0079458,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 912,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:30:43.221",
    "epoch": 1783625443.2212563,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 874,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:30:44.307",
    "epoch": 1783625444.3075502,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 15% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 860,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:30:45.307",
    "epoch": 1783625445.3074484,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 15% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 894,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:30:46.370",
    "epoch": 1783625446.3706126,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 909,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:30:47.410",
    "epoch": 1783625447.4109998,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 872,
    "applied_label": "walking",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:30:48.429",
    "epoch": 1783625448.429488,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 834,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:30:50.468",
    "epoch": 1783625450.468468,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 858,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:30:51.701",
    "epoch": 1783625451.7017457,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 906,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:30:52.738",
    "epoch": 1783625452.738497,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 919,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:30:54.590",
    "epoch": 1783625454.5903084,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 861,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:30:56.240",
    "epoch": 1783625456.240815,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 872,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:30:57.480",
    "epoch": 1783625457.4808521,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 837,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:30:59.133",
    "epoch": 1783625459.133641,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 844,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:31:05.316",
    "epoch": 1783625465.3163946,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 863,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:31:10.282",
    "epoch": 1783625470.282885,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 851,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:31:16.457",
    "epoch": 1783625476.4578297,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 828,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:31:19.359",
    "epoch": 1783625479.3591228,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 828,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:31:20.382",
    "epoch": 1783625480.3822422,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 850,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:31:21.448",
    "epoch": 1783625481.4482021,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
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  },
  {
    "timestamp": "2026-07-09 19:33:19.899",
    "epoch": 1783625599.8993912,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 867,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 19:33:20.895",
    "epoch": 1783625600.895885,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 875,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 19:33:21.957",
    "epoch": 1783625601.9574115,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 117px right over 3s and apparent size shrank 12% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 883,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 19:33:22.955",
    "epoch": 1783625602.9554853,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 129px right over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 828,
    "applied_label": "sitting",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 19:33:24.015",
    "epoch": 1783625604.015531,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 201px right over 3s and apparent size grew 17% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 852,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:33:25.026",
    "epoch": 1783625605.0264976,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 118px right over 2s and apparent size grew 18% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 838,
    "applied_label": "standing",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:36:36.496",
    "epoch": 1783625796.4969094,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 1s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 887,
    "applied_label": "standing",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:36:37.568",
    "epoch": 1783625797.5686824,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 215px left over 2s and apparent size shrank 25% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 900,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:36:38.577",
    "epoch": 1783625798.5775485,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 295px left over 3s and apparent size shrank 46% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 914,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:36:39.652",
    "epoch": 1783625799.6523707,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 288px left over 3s and apparent size shrank 45% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 922,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:36:40.647",
    "epoch": 1783625800.6472409,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 183px left over 3s and apparent size shrank 35% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 914,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:36:41.700",
    "epoch": 1783625801.7003474,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 116px left over 3s and apparent size shrank 13% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 877,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:36:43.933",
    "epoch": 1783625803.9340007,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 865,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:36:44.999",
    "epoch": 1783625804.9990551,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 59px right over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 899,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:36:46.627",
    "epoch": 1783625806.6279476,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 935,
    "applied_label": "walking",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:36:48.270",
    "epoch": 1783625808.270109,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 928,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:36:49.308",
    "epoch": 1783625809.3082187,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 929,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:36:50.371",
    "epoch": 1783625810.3718238,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 866,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:36:51.376",
    "epoch": 1783625811.376112,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 935,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:36:52.578",
    "epoch": 1783625812.579013,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 9% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 954,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:36:53.671",
    "epoch": 1783625813.671522,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 962,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:36:54.680",
    "epoch": 1783625814.6805594,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 910,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:36:55.732",
    "epoch": 1783625815.7320628,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 981,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:36:57.554",
    "epoch": 1783625817.5542219,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 941,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:36:58.628",
    "epoch": 1783625818.6281915,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 932,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:37:00.245",
    "epoch": 1783625820.2455752,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 13% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 964,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:37:01.277",
    "epoch": 1783625821.2772179,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 1008,
    "applied_label": "walking",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:37:02.341",
    "epoch": 1783625822.3412938,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 996,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:37:03.371",
    "epoch": 1783625823.3719432,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 938,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:37:04.396",
    "epoch": 1783625824.3963947,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 886,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:37:05.409",
    "epoch": 1783625825.4092717,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 949,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:37:06.458",
    "epoch": 1783625826.4583163,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 61px right over 3s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {   \"persons\": [     {       \"track_id\": 1,       \"activity\": \"standing\"     }   ] } ```",
    "latency_ms": 1341,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:37:07.879",
    "epoch": 1783625827.8794718,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 47px right over 3s and apparent size grew 15% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 937,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:37:08.938",
    "epoch": 1783625828.9386952,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 69px right over 3s and apparent size grew 12% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 935,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:37:09.946",
    "epoch": 1783625829.9469802,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 944,
    "applied_label": "walking",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:37:11.173",
    "epoch": 1783625831.1737862,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 41px right over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 918,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:37:12.236",
    "epoch": 1783625832.2361374,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 957,
    "applied_label": "sitting",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:37:13.260",
    "epoch": 1783625833.2609675,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 955,
    "applied_label": "standing",
    "previous_label": "sitting"
  },
  {
    "timestamp": "2026-07-09 19:37:14.691",
    "epoch": 1783625834.6914556,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 952,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:37:15.721",
    "epoch": 1783625835.7212136,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 968,
    "applied_label": "standing",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:37:16.779",
    "epoch": 1783625836.779691,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 946,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:37:17.989",
    "epoch": 1783625837.9895823,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 950,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:37:19.030",
    "epoch": 1783625839.0310209,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 953,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:37:20.084",
    "epoch": 1783625840.0840359,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 79px left over 3s and apparent size shrank 17% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 909,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:37:21.291",
    "epoch": 1783625841.2914379,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 108px left over 3s and apparent size shrank 10% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 947,
    "applied_label": "walking",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:37:22.946",
    "epoch": 1783625842.9466362,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 962,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:37:23.996",
    "epoch": 1783625843.996963,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 961,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:37:25.033",
    "epoch": 1783625845.0333734,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 977,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:37:26.275",
    "epoch": 1783625846.2757466,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving UPWARD (standing up). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 923,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:37:27.280",
    "epoch": 1783625847.2809932,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 69px left over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 933,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:37:28.339",
    "epoch": 1783625848.3392777,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 66px left over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 920,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:37:29.348",
    "epoch": 1783625849.3487663,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 61px left over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 971,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:37:30.400",
    "epoch": 1783625850.4006019,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 74px left over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 949,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:37:31.410",
    "epoch": 1783625851.4106698,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 60px left over 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 938,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:37:32.462",
    "epoch": 1783625852.4620364,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 953,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:37:34.082",
    "epoch": 1783625854.0825505,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 989,
    "applied_label": "walking",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:37:35.122",
    "epoch": 1783625855.122751,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 905,
    "applied_label": "walking",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:37:36.180",
    "epoch": 1783625856.1805177,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 968,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:37:37.191",
    "epoch": 1783625857.1914024,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 921,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:37:38.241",
    "epoch": 1783625858.2419748,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 13% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 935,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:37:39.249",
    "epoch": 1783625859.2498453,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 70px right over 3s and apparent size shrank 27% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 942,
    "applied_label": "standing",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:37:40.299",
    "epoch": 1783625860.2996976,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 56px right over 3s and apparent size shrank 28% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 954,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:37:41.308",
    "epoch": 1783625861.308462,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 42px right over 3s and apparent size shrank 29% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 891,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:37:42.369",
    "epoch": 1783625862.3698025,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 26% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 926,
    "applied_label": "standing",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:37:45.407",
    "epoch": 1783625865.407612,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 2s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {   \"persons\": [     {       \"track_id\": 1,       \"activity\": \"standing\"     }   ] } ```",
    "latency_ms": 1348,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:37:56.970",
    "epoch": 1783625876.9705124,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 1s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 940,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:37:58.051",
    "epoch": 1783625878.0514853,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 50px left over 2s and apparent size grew 44% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 955,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:37:59.063",
    "epoch": 1783625879.063637,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 42px left over 3s and apparent size grew 63% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 943,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:38:00.124",
    "epoch": 1783625880.1245625,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 59% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 877,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:38:01.117",
    "epoch": 1783625881.1172564,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 979,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:38:02.191",
    "epoch": 1783625882.1917584,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 65% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 941,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:38:03.188",
    "epoch": 1783625883.188389,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 38% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {   \"persons\": [     {       \"track_id\": 1,       \"activity\": \"walking\"     }   ] } ```",
    "latency_ms": 1365,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:38:04.660",
    "epoch": 1783625884.6601448,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 71px right over 3s and apparent size grew 11% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 887,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:38:05.659",
    "epoch": 1783625885.6590612,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 64px right over 3s and apparent size shrank 19% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 934,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:38:06.719",
    "epoch": 1783625886.7193317,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 45px right over 3s and apparent size shrank 37% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 940,
    "applied_label": "standing",
    "previous_label": "standing"
  },
  {
    "timestamp": "2026-07-09 19:38:07.727",
    "epoch": 1783625887.7272732,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person moved 45px right over 3s and apparent size shrank 34% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 976,
    "applied_label": "walking",
    "previous_label": "walking"
  },
  {
    "timestamp": "2026-07-09 19:38:08.780",
    "epoch": 1783625888.7806756,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 33% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
    "latency_ms": 943,
    "applied_label": "walking",
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "request_type": "multi_classify",
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    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "request_type": "multi_classify",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "timestamp": "2026-07-09 19:38:49.192",
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    "request_type": "multi_classify",
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "request_type": "multi_classify",
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "camera_id": "216",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "timestamp": "2026-07-09 19:55:04.020",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 1s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 1023,
    "applied_label": null,
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  },
  {
    "timestamp": "2026-07-09 19:55:05.173",
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    "request_type": "multi_classify",
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    "movement_context": "Person has NOT changed position over the last 1s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "applied_label": "walking",
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  {
    "timestamp": "2026-07-09 19:55:06.350",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size shrank 9% (moving AWAY from camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 1001,
    "applied_label": "sitting",
    "previous_label": "sitting"
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  {
    "timestamp": "2026-07-09 19:55:07.597",
    "epoch": 1783626907.5973008,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
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    "applied_label": "walking",
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  {
    "timestamp": "2026-07-09 19:55:08.831",
    "epoch": 1783626908.8312435,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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  {
    "timestamp": "2026-07-09 19:55:09.852",
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    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 938,
    "applied_label": "walking",
    "previous_label": "walking"
  },
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    "timestamp": "2026-07-09 19:55:11.054",
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    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
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    "request_type": "multi_classify",
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    "vlm_label": "standing",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "timestamp": "2026-07-09 19:55:49.693",
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    "request_type": "multi_classify",
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    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
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    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
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    "timestamp": "2026-07-09 19:55:52.163",
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    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person's body is moving DOWNWARD (lowering to sit). This is a posture change, NOT walking. Classify posture from the images.",
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    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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  {
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    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
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    "timestamp": "2026-07-09 19:55:54.232",
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    "request_type": "multi_classify",
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    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "timestamp": "2026-07-09 19:55:55.464",
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    "request_type": "multi_classify",
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    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "request_type": "multi_classify",
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    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "timestamp": "2026-07-09 19:55:57.530",
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    "request_type": "multi_classify",
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    "movement_context": "Person apparent size grew 12% (moving TOWARD camera).",
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    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "request_type": "multi_classify",
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    "movement_context": "Person apparent size grew 38% (moving TOWARD camera).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "standing",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"standing\"}]} ```",
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    "timestamp": "2026-07-09 19:55:59.597",
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    "vlm_label": "lying_in_bed",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 884,
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  {
    "timestamp": "2026-07-09 19:57:26.675",
    "epoch": 1783627046.6754644,
    "track_id": 1,
    "request_type": "multi_classify",
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    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "lying_in_bed",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"lying_in_bed\"}]} ```",
    "latency_ms": 919,
    "applied_label": "sitting",
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  {
    "timestamp": "2026-07-09 19:57:27.679",
    "epoch": 1783627047.6792338,
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    "request_type": "multi_classify",
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    "movement_context": "Person has NOT changed position over the last 3s.",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "applied_label": "sitting",
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    "timestamp": "2026-07-09 19:57:28.731",
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    "track_id": 1,
    "request_type": "multi_classify",
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    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 890,
    "applied_label": "sitting",
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  {
    "timestamp": "2026-07-09 19:57:29.739",
    "epoch": 1783627049.7392917,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "lying_in_bed",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"lying_in_bed\"}]} ```",
    "latency_ms": 934,
    "applied_label": "sitting",
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  },
  {
    "timestamp": "2026-07-09 19:57:30.807",
    "epoch": 1783627050.8075213,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "lying_in_bed",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"lying_in_bed\"}]} ```",
    "latency_ms": 924,
    "applied_label": "sitting",
    "previous_label": "sitting"
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  {
    "timestamp": "2026-07-09 19:57:32.426",
    "epoch": 1783627052.4266229,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
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    "camera_id": "216",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "applied_label": "sitting",
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  {
    "timestamp": "2026-07-09 19:57:34.068",
    "epoch": 1783627054.0688505,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 2,
    "camera_id": "216",
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    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"lying_in_bed\"}]} ```",
    "latency_ms": 1007,
    "applied_label": "sitting",
    "previous_label": "sitting"
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  {
    "timestamp": "2026-07-09 19:57:35.111",
    "epoch": 1783627055.1111493,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person apparent size grew 9% (moving TOWARD camera).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
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    "applied_label": "walking",
    "previous_label": "walking"
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  {
    "timestamp": "2026-07-09 19:57:36.168",
    "epoch": 1783627056.1683187,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
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    "camera_id": "216",
    "vlm_label": "unclear",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"unclear\"}]} ```",
    "latency_ms": 902,
    "applied_label": "walking",
    "previous_label": "walking"
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  {
    "timestamp": "2026-07-09 19:57:37.167",
    "epoch": 1783627057.1675718,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "walking",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"walking\"}]} ```",
    "latency_ms": 862,
    "applied_label": "walking",
    "previous_label": "walking"
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  {
    "timestamp": "2026-07-09 19:57:38.379",
    "epoch": 1783627058.3795326,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "unclear",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"unclear\"}]} ```",
    "latency_ms": 917,
    "applied_label": "walking",
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  {
    "timestamp": "2026-07-09 19:57:39.619",
    "epoch": 1783627059.619949,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 870,
    "applied_label": "walking",
    "previous_label": "walking"
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  {
    "timestamp": "2026-07-09 19:57:40.698",
    "epoch": 1783627060.698694,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
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    "camera_id": "216",
    "vlm_label": "fallen",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"fallen\"}]} ```",
    "latency_ms": 894,
    "applied_label": "sitting",
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  {
    "timestamp": "2026-07-09 19:57:41.708",
    "epoch": 1783627061.7082052,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person has NOT changed position over the last 3s.",
    "frames_sent": 1,
    "camera_id": "216",
    "vlm_label": "sitting",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"sitting\"}]} ```",
    "latency_ms": 903,
    "applied_label": "walking",
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  {
    "timestamp": "2026-07-09 19:57:43.984",
    "epoch": 1783627063.9846654,
    "track_id": 1,
    "request_type": "multi_classify",
    "zone": "floor",
    "movement_context": "Person is TRAVELING across the room over the last 3s (walking).",
    "frames_sent": 2,
    "camera_id": "216",
    "vlm_label": "unclear",
    "raw_response": "```json {\"persons\": [{\"track_id\": 1, \"activity\": \"unclear\"}]} ```",
    "latency_ms": 916,
    "applied_label": "walking",
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]