docs: public void marshall(CreateIntegrationRequest createIntegrationRequest, ProtocolMarshaller protocolMarshaller) {
  
          if (createIntegrationRequest == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(createIntegrationRequest.getApiId(), APIID_BINDING);
              protocolMarshaller.marshall(createIntegrationRequest.getConnectionId(), CONNECTIONID_BINDING);
              protocolMarshaller.marshall(createIntegrationRequest.getConnectionType(), CONNECTIONTYPE_BINDING);
              protocolMarshaller.marshall(createIntegrationRequest.getContentHandlingStrategy(), CONTENTHANDLINGSTRATEGY_BINDING);
              protocolMarshaller.marshall(createIntegrationRequest.getCredentialsArn(), CREDENTIALSARN_BINDING);
              protocolMarshaller.marshall(createIntegrationRequest.getDescription(), DESCRIPTION_BINDING);
              protocolMarshaller.marshall(createIntegrationRequest.getIntegrationMethod(), INTEGRATIONMETHOD_BINDING);
              protocolMarshaller.marshall(createIntegrationRequest.getIntegrationType(), INTEGRATIONTYPE_BINDING);
              protocolMarshaller.marshall(createIntegrationRequest.getIntegrationUri(), INTEGRATIONURI_BINDING);
              protocolMarshaller.marshall(createIntegrationRequest.getPassthroughBehavior(), PASSTHROUGHBEHAVIOR_BINDING);
              protocolMarshaller.marshall(createIntegrationRequest.getRequestParameters(), REQUESTPARAMETERS_BINDING);
              protocolMarshaller.marshall(createIntegrationRequest.getRequestTemplates(), REQUESTTEMPLATES_BINDING);
              protocolMarshaller.marshall(createIntegrationRequest.getTemplateSelectionExpression(), TEMPLATESELECTIONEXPRESSION_BINDING);
              protocolMarshaller.marshall(createIntegrationRequest.getTimeoutInMillis(), TIMEOUTINMILLIS_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }