Low-level JSON for 31c9b123-3b32-412a-9f71-d56537bfc6ea

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        "tuning_diatonic_strength": 0.754428982735,
        "tuning_equal_tempered_deviation": 0.0619740709662,
        "tuning_frequency": 438.984558105,
        "tuning_nontempered_energy_ratio": 0.807250440121
    }
}
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