{
  "acc_sample_count": 0,
  "accelerometer_file_size_bytes": 112,
  "app_version": "0.1",
  "build_number": "15",
  "device_model": "iPhone17,1",
  "disconnect_count": 0,
  "duration_seconds": 8.093553458,
  "events_file_size_bytes": 263,
  "free_storage_at_end_bytes": 26852296603,
  "free_storage_at_start_bytes": 26851706779,
  "gyro_sample_count": 0,
  "gyroscope_file_size_bytes": 133,
  "heart_rate_file_size_bytes": 90,
  "heart_rate_sample_count": 0,
  "integrity_status": "complete",
  "integrity_warnings": [],
  "ios_version": "26.6",
  "label_count": 0,
  "labels_file_size_bytes": 52,
  "polar_sdk_version": "8.1.0",
  "reconnect_count": 0,
  "recording_status": "completed",
  "schema_version": 1,
  "session_ended_at": "2026-08-22T04:20:52Z",
  "session_file_size_bytes": 1606,
  "session_id": "c347923d-759a-452a-ba33-83632d4c3b8f",
  "session_started_at": "2026-08-22T04:20:44Z",
  "upload_status": "uploaded",
  "workout_type": "TEST"
}