{
  "schema_version": "0.1",
  "id": "evt_01J8XT7Q3R5S8V2W4X6Y9Z1A3B",
  "source_event_id": "FALL-b7d2e4-000003",
  "tenant_id": 1001,
  "site_id": 20301,
  "device_id": 5044,
  "sensors": [
    { "device_id": 5044, "modality": "radar", "role": "primary" },
    { "device_id": 5045, "modality": "contact", "role": "corroborating" }
  ],

  "kind": "fall",
  "severity": "high",
  "confidence": null,

  "occurred_at": "2026-08-03T02:14:08.300Z",
  "detected_at": "2026-08-03T02:14:11.140Z",
  "latency_seconds": 2.84,
  "config_version": "radar-v1-2026.08.01",

  "rule": { "id": "R-ELD-004", "version": 1, "code": "fall_confirmed_radar" },

  "subject": {
    "class": "person",
    "track_id": "R-0002",
    "attributes": {},
    "anon_id": null,
    "identity": null,
    "identity_status": "not_enabled"
  },

  "observation": {
    "zone": "bathroom",
    "dwell_sec": null,
    "bbox_seq_uri": null,
    "keypoint_seq_uri": null,
    "signal_seq_uri": "s3://yov-evt/20260803/evt_01J8XT7Q.../radar_track.jsonl"
  },

  "evidence": {
    "snapshot_uris": [],
    "clip_uri": null,
    "clip_range": null
  },

  "dedup_key": "20301:bathroom:fall:2026-08-03T02:10",
  "aggregated_into": null,

  "outcome": "unknown",
  "outcome_source": null,
  "outcome_reason": null,

  "diagnostics": {
    "fsm_state": "CONFIRMED",
    "suspected_at_monotonic": 88214.02,
    "confirmed_at_monotonic": 88216.86,
    "horizontal_angle_degrees": null,
    "visible_joint_count": null
  },

  "ext": {
    "radar_doppler_peak_mps": -1.9,
    "radar_target_height_m": 0.21
  }
}