Low-level JSON for af08369f-37d9-4351-95a8-a8b5d64a7f1f

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        "tuning_diatonic_strength": 0.533613801003,
        "tuning_equal_tempered_deviation": 0.00107324065175,
        "tuning_frequency": 439.491973877,
        "tuning_nontempered_energy_ratio": 0.647133946419
    }
}
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