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{"cctv_id": "02", "created_at": "2026-06-29T09:07:00", "instance_id": "b36b625c", "payload": {"active_detection_counts": {}, "analysis_flags": {"summary_due": true}, "frame_counters": {"tracker_update_calls": 1}, "frame_idx": 2160, "lifetime_counters": {"real_match_assigned": 1237, "tracker_online_targets": 1237, "tracker_update_calls": 2160}, "scenario_analysis": {"_execution": {"_resolved_scenarios": ["no_hardhat_persistent", "danger_area_loitering", "fire_detected", "falldown_detected"], "danger_area_loitering": {"returned_event_count": 0, "status": "returned_events"}, "falldown_detected": {"returned_event_count": 0, "status": "returned_events"}, "fire_detected": {"returned_event_count": 0, "status": "returned_events"}, "no_hardhat_persistent": {"returned_event_count": 0, "status": "returned_events"}}, "no_hardhat_persistent": {"active_violation_count": 0, "current_violation_count": 0, "off_history_required_frames": 6, "off_history_window_frames": 10, "recovered_violation_count": 0, "recovery_grace_seconds": 2.0, "worker_decisions": []}}, "scene_metrics": {"중장비": {"bbox_area_ratio_median": 0.001003, "bbox_height_ratio_median": 0.030556, "bbox_height_ratio_p75": 0.030556, "bbox_width_ratio_median": 0.032813, "frame_presence_count": 31, "label_counts": {"excavator": 31}, "object_sample_count": 31}}, "scene_scale_metrics": {}, "scene_scale_profile": "mixed", "track_kind_counts": {"manual": 0, "pseudo": 0, "real": 0}}, "record_type": "tracking_summary"}
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