{
  "project": "COMMON TONE / 同頻",
  "type": "self-initiated original sonic identity, fictional client scenario",
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  "duration_seconds": 24,
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  "seed": 78027,
  "source": "mathematical additive synthesis; zero samples or downloaded music",
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      "out": 6,
      "label": "Arrival / 抵達",
      "harmony": "Dmaj9"
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      "label": "Settle / 安定",
      "harmony": "Bm9"
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      "out": 18,
      "label": "Open / 展開",
      "harmony": "Gmaj9"
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      "out": 24,
      "label": "Return / 歸來",
      "harmony": "Asus(add9)"
    }
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