internal DescribeWorkflowExecutionResponse DescribeWorkflowExecution(DescribeWorkflowExecutionRequest request)
{
var marshaller = new DescribeWorkflowExecutionRequestMarshaller();
var unmarshaller = DescribeWorkflowExecutionResponseUnmarshaller.Instance;
return Invoke<DescribeWorkflowExecutionRequest,DescribeWorkflowExecutionResponse>(request, marshaller, unmarshaller);
}