Low-level JSON for b1d503a0-2b70-4c6a-9301-1c3cee8ecf8d

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        "tuning_equal_tempered_deviation": 0.0431529842317,
        "tuning_frequency": 441.527557373,
        "tuning_nontempered_energy_ratio": 0.755456805229
    }
}
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