public DescribeEntityAggregatesResponse DescribeEntityAggregates(DescribeEntityAggregatesRequest request)
{
var marshaller = new DescribeEntityAggregatesRequestMarshaller();
var unmarshaller = DescribeEntityAggregatesResponseUnmarshaller.Instance;
return Invoke<DescribeEntityAggregatesRequest,DescribeEntityAggregatesResponse>(request, marshaller, unmarshaller);
}