text: public virtual DescribeDataSourcePermissionsResponse DescribeDataSourcePermissions(DescribeDataSourcePermissionsRequest request){var options = new InvokeOptions();options.RequestMarshaller = DescribeDataSourcePermissionsRequestMarshaller.Instance;options.ResponseUnmarshaller = DescribeDataSourcePermissionsResponseUnmarshaller.Instance;return Invoke<DescribeDataSourcePermissionsResponse>(request, options);}