text: public virtual DescribeVpcPeeringAuthorizationsResponse DescribeVpcPeeringAuthorizations(DescribeVpcPeeringAuthorizationsRequest request){var options = new InvokeOptions();options.RequestMarshaller = DescribeVpcPeeringAuthorizationsRequestMarshaller.Instance;options.ResponseUnmarshaller = DescribeVpcPeeringAuthorizationsResponseUnmarshaller.Instance;return Invoke<DescribeVpcPeeringAuthorizationsResponse>(request, options);}