Low-level JSON for 74ced6d7-7970-41bb-890b-c6900024ad76

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        "tuning_diatonic_strength": 0.584852337837,
        "tuning_equal_tempered_deviation": 0.0353525020182,
        "tuning_frequency": 439.745910645,
        "tuning_nontempered_energy_ratio": 0.735286593437
    }
}
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