code: public void marshall(AdminCreateUserRequest adminCreateUserRequest, ProtocolMarshaller protocolMarshaller) {
  
          if (adminCreateUserRequest == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(adminCreateUserRequest.getUserPoolId(), USERPOOLID_BINDING);
              protocolMarshaller.marshall(adminCreateUserRequest.getUsername(), USERNAME_BINDING);
              protocolMarshaller.marshall(adminCreateUserRequest.getUserAttributes(), USERATTRIBUTES_BINDING);
              protocolMarshaller.marshall(adminCreateUserRequest.getValidationData(), VALIDATIONDATA_BINDING);
              protocolMarshaller.marshall(adminCreateUserRequest.getTemporaryPassword(), TEMPORARYPASSWORD_BINDING);
              protocolMarshaller.marshall(adminCreateUserRequest.getForceAliasCreation(), FORCEALIASCREATION_BINDING);
              protocolMarshaller.marshall(adminCreateUserRequest.getMessageAction(), MESSAGEACTION_BINDING);
              protocolMarshaller.marshall(adminCreateUserRequest.getDesiredDeliveryMediums(), DESIREDDELIVERYMEDIUMS_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }
docs: Marshall the given parameter object.