docs: public void marshall(LambdaConfigType lambdaConfigType, ProtocolMarshaller protocolMarshaller) {
  
          if (lambdaConfigType == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(lambdaConfigType.getPreSignUp(), PRESIGNUP_BINDING);
              protocolMarshaller.marshall(lambdaConfigType.getCustomMessage(), CUSTOMMESSAGE_BINDING);
              protocolMarshaller.marshall(lambdaConfigType.getPostConfirmation(), POSTCONFIRMATION_BINDING);
              protocolMarshaller.marshall(lambdaConfigType.getPreAuthentication(), PREAUTHENTICATION_BINDING);
              protocolMarshaller.marshall(lambdaConfigType.getPostAuthentication(), POSTAUTHENTICATION_BINDING);
              protocolMarshaller.marshall(lambdaConfigType.getDefineAuthChallenge(), DEFINEAUTHCHALLENGE_BINDING);
              protocolMarshaller.marshall(lambdaConfigType.getCreateAuthChallenge(), CREATEAUTHCHALLENGE_BINDING);
              protocolMarshaller.marshall(lambdaConfigType.getVerifyAuthChallengeResponse(), VERIFYAUTHCHALLENGERESPONSE_BINDING);
              protocolMarshaller.marshall(lambdaConfigType.getPreTokenGeneration(), PRETOKENGENERATION_BINDING);
              protocolMarshaller.marshall(lambdaConfigType.getUserMigration(), USERMIGRATION_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }