code: public void marshall(CreateCaseRequest createCaseRequest, ProtocolMarshaller protocolMarshaller) {
  
          if (createCaseRequest == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(createCaseRequest.getSubject(), SUBJECT_BINDING);
              protocolMarshaller.marshall(createCaseRequest.getServiceCode(), SERVICECODE_BINDING);
              protocolMarshaller.marshall(createCaseRequest.getSeverityCode(), SEVERITYCODE_BINDING);
              protocolMarshaller.marshall(createCaseRequest.getCategoryCode(), CATEGORYCODE_BINDING);
              protocolMarshaller.marshall(createCaseRequest.getCommunicationBody(), COMMUNICATIONBODY_BINDING);
              protocolMarshaller.marshall(createCaseRequest.getCcEmailAddresses(), CCEMAILADDRESSES_BINDING);
              protocolMarshaller.marshall(createCaseRequest.getLanguage(), LANGUAGE_BINDING);
              protocolMarshaller.marshall(createCaseRequest.getIssueType(), ISSUETYPE_BINDING);
              protocolMarshaller.marshall(createCaseRequest.getAttachmentSetId(), ATTACHMENTSETID_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }
docs: Marshall the given parameter object.