GapiSheetsV4Model.DataSourceParameterSourcetype t = {name : string;Named parameter. Must be a legitimate identifier for the DataSource that supports it. For example, [BigQuery identifier](https://cloud.google.com/bigquery/docs/reference/standard-sql/lexical#identifiers).
*)namedRangeId : string;ID of a NamedRange. Its size must be 1x1.
*)range : GridRange.t;A range that contains the value of the parameter. Its size must be 1x1.
*)}