[
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    "index": 1,
    "role": "Attachment 1; parent targ.mp4; EXACT parent range [25, 85]; local audio starts0. Use attachment number and local seconds, never concatenate timestamps. Fixed gain, no retiming.",
    "path": "/workspaces/UGS/AdFactorySongFormat/trees/ce99390b3b/runs/targ-refined-ce99390b3b-v01/audio/b-body2-v01-source.mp3",
    "sha256": "8dde8be035dde05c957cd1332b305499ae741b44a1ae88fe20d9d3088996f2c8",
    "url": "[inline bytes; reconstruct from frozen path and SHA-256]",
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    "bytes": 961035
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  {
    "index": 2,
    "role": "Attachment 2; parent take_refine01_2.mp3; EXACT parent range [24, 73.2]; local audio starts0. Use attachment number and local seconds, never concatenate timestamps. Fixed gain, no retiming.",
    "path": "/workspaces/UGS/AdFactorySongFormat/trees/ce99390b3b/runs/targ-refined-ce99390b3b-v01/audio/b-body2-v01-candidate.mp3",
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