Low-level JSON for b520a30f-87bd-4ea2-b71a-ac7fb0fc235d

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        "tuning_diatonic_strength": 0.554552137852,
        "tuning_equal_tempered_deviation": 0.00662645883858,
        "tuning_frequency": 440.254241943,
        "tuning_nontempered_energy_ratio": 0.622643530369
    }
}
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