docs: public void marshall(UpdateUserPoolRequest updateUserPoolRequest, ProtocolMarshaller protocolMarshaller) {
  
          if (updateUserPoolRequest == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(updateUserPoolRequest.getUserPoolId(), USERPOOLID_BINDING);
              protocolMarshaller.marshall(updateUserPoolRequest.getPolicies(), POLICIES_BINDING);
              protocolMarshaller.marshall(updateUserPoolRequest.getLambdaConfig(), LAMBDACONFIG_BINDING);
              protocolMarshaller.marshall(updateUserPoolRequest.getAutoVerifiedAttributes(), AUTOVERIFIEDATTRIBUTES_BINDING);
              protocolMarshaller.marshall(updateUserPoolRequest.getSmsVerificationMessage(), SMSVERIFICATIONMESSAGE_BINDING);
              protocolMarshaller.marshall(updateUserPoolRequest.getEmailVerificationMessage(), EMAILVERIFICATIONMESSAGE_BINDING);
              protocolMarshaller.marshall(updateUserPoolRequest.getEmailVerificationSubject(), EMAILVERIFICATIONSUBJECT_BINDING);
              protocolMarshaller.marshall(updateUserPoolRequest.getVerificationMessageTemplate(), VERIFICATIONMESSAGETEMPLATE_BINDING);
              protocolMarshaller.marshall(updateUserPoolRequest.getSmsAuthenticationMessage(), SMSAUTHENTICATIONMESSAGE_BINDING);
              protocolMarshaller.marshall(updateUserPoolRequest.getMfaConfiguration(), MFACONFIGURATION_BINDING);
              protocolMarshaller.marshall(updateUserPoolRequest.getDeviceConfiguration(), DEVICECONFIGURATION_BINDING);
              protocolMarshaller.marshall(updateUserPoolRequest.getEmailConfiguration(), EMAILCONFIGURATION_BINDING);
              protocolMarshaller.marshall(updateUserPoolRequest.getSmsConfiguration(), SMSCONFIGURATION_BINDING);
              protocolMarshaller.marshall(updateUserPoolRequest.getUserPoolTags(), USERPOOLTAGS_BINDING);
              protocolMarshaller.marshall(updateUserPoolRequest.getAdminCreateUserConfig(), ADMINCREATEUSERCONFIG_BINDING);
              protocolMarshaller.marshall(updateUserPoolRequest.getUserPoolAddOns(), USERPOOLADDONS_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }