HTTP + XML
         The following are sample HTTP requests and responses. 
            The placeholders shown need to be replaced with actual values.
POST /xml/reply/CreateGroupedCategoryRequest HTTP/1.1 
Host: api-beta.ghs-automotive.nl 
Content-Type: application/xml
Content-Length: length
<CreateGroupedCategoryRequest xmlns:i="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://schemas.datacontract.org/2004/07/S1.Api.Domain.Models.Admin.Categories">
  <GenericArticles xmlns:d2p1="http://schemas.microsoft.com/2003/10/Serialization/Arrays" i:nil="true" />
  <GroupName>String</GroupName>
  <HBaseCategories xmlns:d2p1="http://schemas.microsoft.com/2003/10/Serialization/Arrays" i:nil="true" />
  <IsDataMatrixOnly>false</IsDataMatrixOnly>
  <IsDefault>false</IsDefault>
  <MpmCategories xmlns:d2p1="http://schemas.microsoft.com/2003/10/Serialization/Arrays" i:nil="true" />
  <Name>String</Name>
  <TecDocCategories xmlns:d2p1="http://schemas.microsoft.com/2003/10/Serialization/Arrays" i:nil="true" />
</CreateGroupedCategoryRequest>
 
HTTP/1.1 200 OK
Content-Type: application/xml
Content-Length: length
<long xmlns="http://schemas.microsoft.com/2003/10/Serialization/">0</long>