public Task<DescribeMetricCollectionTypesResponse> DescribeMetricCollectionTypesAsync(DescribeMetricCollectionTypesRequest request, System.Threading.CancellationToken cancellationToken = default(CancellationToken))
{
var marshaller = new DescribeMetricCollectionTypesRequestMarshaller();
var unmarshaller = DescribeMetricCollectionTypesResponseUnmarshaller.Instance;
return InvokeAsync<DescribeMetricCollectionTypesRequest,DescribeMetricCollectionTypesResponse>(request, marshaller,
unmarshaller, cancellationToken);
}