text: public virtual DescribeIdentityPoolUsageResponse DescribeIdentityPoolUsage(DescribeIdentityPoolUsageRequest request){var options = new InvokeOptions();options.RequestMarshaller = DescribeIdentityPoolUsageRequestMarshaller.Instance;options.ResponseUnmarshaller = DescribeIdentityPoolUsageResponseUnmarshaller.Instance;return Invoke<DescribeIdentityPoolUsageResponse>(request, options);}