Low-level JSON for a6923cd0-8b7e-4650-a911-63c4172fb211

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        "tuning_diatonic_strength": 0.580179333687,
        "tuning_equal_tempered_deviation": 0.114361390471,
        "tuning_frequency": 437.718536377,
        "tuning_nontempered_energy_ratio": 0.829423129559
    }
}
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