Low-level JSON for df168997-c4ee-4279-b5c5-5dcedf9d0f4d

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        "tuning_diatonic_strength": 0.667375266552,
        "tuning_equal_tempered_deviation": 0.153768330812,
        "tuning_frequency": 441.017791748,
        "tuning_nontempered_energy_ratio": 0.827503979206
    }
}
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