{
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  "errors": [
    {
      "step": "step3",
      "error": "retry_exhausted after 3: http_502: {\n  \"error\": \"Song generation is temporarily unavailable. Please try again shortly.\",\n  \"trace_id\": \"d207f7fa-96f5-4e5f-b556-b25ac958f29c\"\n}",
      "time": "11:22:11"
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    "key": "F minor",
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    "time": 53.94,
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    "attempt": 1,
    "prompt_ok": true,
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    "prompt_len": 934,
    "prompt_compressed": true,
    "provider": "google",
    "model": "gemini-2.5-pro",
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    "originality": 50,
    "copied_phrases": 3,
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}