{
  "elapsed_seconds": 295,
  "total": 1,
  "done": 1,
  "failed": 0,
  "in_progress": 0,
  "songs": {
    "01_东风破_20260405": {
      "step": "step2",
      "status": "running",
      "time": "12:18:34"
    },
    "01_东风破_问取青冢雪_20260405": {
      "step": "done",
      "status": "success",
      "time": "12:22:34"
    }
  }
}