{
  "phase": "final-acceptance-idle-5min",
  "requested_duration_s": 300,
  "elapsed_s": 85.4,
  "started_utc": "2026-10-04T13:25:05.745106+00:00",
  "ended_utc": "2026-10-04T13:26:31.155973+00:00",
  "result": "FAIL",
  "failures": [
    "Device offline"
  ],
  "sample_count": 18,
  "gateway_pid": "419467"
}