text: public virtual CountOpenWorkflowExecutionsResponse CountOpenWorkflowExecutions(CountOpenWorkflowExecutionsRequest request){var options = new InvokeOptions();options.RequestMarshaller = CountOpenWorkflowExecutionsRequestMarshaller.Instance;options.ResponseUnmarshaller = CountOpenWorkflowExecutionsResponseUnmarshaller.Instance;return Invoke<CountOpenWorkflowExecutionsResponse>(request, options);}