GapiSheetsV4Model.ExtendedValueSourcetype t = {numberValue : float;Represents a double value. Note: Dates, Times and DateTimes are represented as doubles in SERIAL_NUMBER format.
*)stringValue : string;Represents a string value. Leading single quotes are not included. For example, if the user typed `'123` into the UI, this would be represented as a `stringValue` of `"123"`.
*)boolValue : bool;Represents a boolean value.
*)formulaValue : string;Represents a formula.
*)errorValue : ErrorValue.t;Represents an error. This field is read-only.
*)}