{
  "acc_range": 8,
  "acc_sample_count": 133743,
  "accelerometer_file_size_bytes": 13999601,
  "actual_acc_sample_rate": 53.78608287002476,
  "actual_gyro_sample_rate": 53.78608441514122,
  "app_version": "0.4",
  "build_number": "22",
  "device_model": "iPhone17,1",
  "disconnect_count": 0,
  "duration_seconds": 2486.782429542,
  "events_file_size_bytes": 869,
  "free_storage_at_end_bytes": 31758997000,
  "free_storage_at_start_bytes": 31811024392,
  "gyro_range": 2000,
  "gyro_sample_count": 133755,
  "gyroscope_file_size_bytes": 14697229,
  "heart_rate_file_size_bytes": 158051,
  "heart_rate_sample_count": 2487,
  "integrity_status": "complete",
  "integrity_warnings": [],
  "ios_version": "26.6.2",
  "label_count": 0,
  "labels_file_size_bytes": 52,
  "polar_device_id": "1BA31C37",
  "polar_device_type": "Polar Sense 1BA31C37",
  "polar_sdk_version": "8.1.0",
  "prediction_confidence_threshold": 0.7,
  "prediction_feature_schema_version": "motion-window-v2-batch-backfill",
  "prediction_model_id": "motionpulse-personal-seated-standing-logistic",
  "prediction_model_version": "phase2-logistic-v1-window-v2-prototype",
  "prediction_sample_count": 1242,
  "predictions_file_size_bytes": 278536,
  "reconnect_count": 0,
  "recording_status": "completed",
  "requested_acc_sample_rate": 52,
  "requested_gyro_sample_rate": 52,
  "schema_version": 1,
  "session_ended_at": "2026-09-20T05:27:21Z",
  "session_file_size_bytes": 29135958,
  "session_id": "8c70394c-f7bc-469f-aadc-861052a9fb7a",
  "session_started_at": "2026-09-20T04:45:54Z",
  "upload_status": "uploaded",
  "workout_type": "THE TRIP"
}
