Low-level JSON for 81a7172a-1d9d-4d9f-bc8a-85a3f2584103

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        "key_scale": "major",
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        "tuning_diatonic_strength": 0.547898292542,
        "tuning_equal_tempered_deviation": 0.0837168172002,
        "tuning_frequency": 438.224517822,
        "tuning_nontempered_energy_ratio": 0.745646893978
    }
}
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