{
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    "id": "550e8400-e29b-41d4-a716-446655440000",
    "serial_number": "OT-000001",
    "title": "Night Drive",
    "creator": "Jan Osio",
    "description": "Songs for the A4 after midnight.",
    "genre": "Synthwave",
    "notes": "Recorded in one take, no pause button.",
    "type": "C60",
    "side_length_seconds": 1800,
    "timeline_rate": 44100,
    "created_at": "2026-10-28T22:00:00Z",
    "modified_at": "2026-10-28T23:10:00Z",
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    "generation": 0,
    "location": "Warsaw",
    "date_recorded": "2026-10-28"
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      "title": "Outbound",
      "write_protect": "broken",
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        { "frame": 5530140, "title": "Midnight City", "kind": "track" },
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      "ink": "#202020",
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    "ink": "#FFE8A3",
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    "front": { "title": "Night Drive", "subtitle": "a mixtape for the A4" },
    "spine": { "text": "NIGHT DRIVE · 2026" },
    "flap": { "text": "Dolby B · Type II · Jan Osio" },
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      "A": ["Intro", "Midnight City", "Road note"],
      "B": ["Sunrise"]
    },
    "dedication": "For everyone still awake."
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    "cassette_face_a": "artwork/cassette-face-a.png",
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    "label_b": "artwork/label-b.png",
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      "artwork/booklet-02.png",
      "artwork/booklet-03.png",
      "artwork/booklet-04.png"
    ],
    "html": "docs/booklet.html",
    "notes": "docs/notes.md"
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    { "type": "write_protect_changed", "timestamp": "2026-10-28T22:45:00Z", "app": "oTape Studio 1.0",
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}