SheetXL - v1.0.2
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    Interface JSONTypedValue

    A value encoded as a number with an associated type.

    interface JSONTypedValue {
        t: JSONType;
        v: number | IRichData.JSON;
    }
    Index
    t v
    v: number | IRichData.JSON

    The number, string id, error code or boolean flag; for 'r', the rich data's own JSON (IRichData.JSON), which its registered kind reads back.