Low-level JSON for 1d4a1e91-f12c-4ed5-8e1c-bdee71ec1e97

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        "tuning_diatonic_strength": 0.644964337349,
        "tuning_equal_tempered_deviation": 0.0491660200059,
        "tuning_frequency": 441.782684326,
        "tuning_nontempered_energy_ratio": 0.679232954979
    }
}
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