public Task<RespondActivityTaskCanceledResponse> RespondActivityTaskCanceledAsync(RespondActivityTaskCanceledRequest request, System.Threading.CancellationToken cancellationToken = default(CancellationToken))
{
var marshaller = new RespondActivityTaskCanceledRequestMarshaller();
var unmarshaller = RespondActivityTaskCanceledResponseUnmarshaller.Instance;
return InvokeAsync<RespondActivityTaskCanceledRequest,RespondActivityTaskCanceledResponse>(request, marshaller,
unmarshaller, cancellationToken);
}