public virtual ListUserHierarchyGroupsResponse ListUserHierarchyGroups(ListUserHierarchyGroupsRequest request){var options = new InvokeOptions();options.RequestMarshaller = ListUserHierarchyGroupsRequestMarshaller.Instance;options.ResponseUnmarshaller = ListUserHierarchyGroupsResponseUnmarshaller.Instance;return Invoke<ListUserHierarchyGroupsResponse>(request, options);}