public UpdateStackInstancesResult updateStackInstances(UpdateStackInstancesRequest request) {request = beforeClientExecution(request);return executeUpdateStackInstances(request);}

public virtual UpdateStackInstancesResponse UpdateStackInstances(UpdateStackInstancesRequest request){var options = new InvokeOptions();options.RequestMarshaller = UpdateStackInstancesRequestMarshaller.Instance;options.ResponseUnmarshaller = UpdateStackInstancesResponseUnmarshaller.Instance;return Invoke<UpdateStackInstancesResponse>(request, options);}
