{
  "error": "轉錄失敗：指令'['/home/martin/fastapi/transcription_service/subs_venv/bin/demucs', '--two-stems=vocals', '-d', 'cuda:1', '-o', '/home/martin/fastapi/transcription_services. '/tmp/tmpgpg2vpp8.mp3']' 傳回非零退出狀態 1。
}