FileInfo (final completed files only), this exposes transferupload_id.{
"upload_id": "string",
"file_id": "string",
"file_name": "string",
"status": 0,
"status_name": "init",
"progress": 0,
"speed": 0,
"error_message": "string",
"created_at": "2019-08-24T14:15:22.123Z",
"updated_at": "2019-08-24T14:15:22.123Z",
"completed_time": "2019-08-24T14:15:22.123Z",
"failed_time": "2019-08-24T14:15:22.123Z"
}