code: public void marshall(CreateIpGroupRequest createIpGroupRequest, ProtocolMarshaller protocolMarshaller) {
  
          if (createIpGroupRequest == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(createIpGroupRequest.getGroupName(), GROUPNAME_BINDING);
              protocolMarshaller.marshall(createIpGroupRequest.getGroupDesc(), GROUPDESC_BINDING);
              protocolMarshaller.marshall(createIpGroupRequest.getUserRules(), USERRULES_BINDING);
              protocolMarshaller.marshall(createIpGroupRequest.getTags(), TAGS_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }
docs: Marshall the given parameter object.