{
  "session_id": "20260903-115025_Waqar-Ali",
  "lang": "ur",
  "language": "اردو",
  "narrator": "Waqar Ali",
  "user_agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/151.0.0.0 Safari/537.36",
  "mime_type": "audio/webm;codecs=opus",
  "container": "webm",
  "started": "2026-09-03T16:50:25+00:00",
  "ended": "2026-09-03T16:50:32+00:00",
  "duration_sec": 6.42,
  "chunks": 2,
  "bytes": 103539,
  "status": "done",
  "last_chunk_at": "2026-09-03T16:50:31+00:00",
  "file": "20260903-115025_Waqar-Ali.webm",
  "client_duration_sec": 7,
  "wav": "20260903-115025_Waqar-Ali.wav",
  "ffmpeg_error": null
}