Edit file File name : CreateModuleParams.php Content :<?php namespace Api\V8\Param; use Symfony\Component\OptionsResolver\Options; use Symfony\Component\OptionsResolver\OptionsResolver; use Symfony\Component\Validator\Constraints as Assert; class CreateModuleParams extends BaseParam { /** * @return CreateModuleDataParams */ public function getData() { return $this->parameters['data']; } /** * @inheritdoc */ protected function configureParameters(OptionsResolver $resolver) { $resolver ->setRequired('data') ->setAllowedTypes('data', 'array') ->setAllowedValues('data', $this->validatorFactory->createClosureForIterator([ new Assert\NotBlank(), ])) ->setNormalizer('data', function (Options $options, $values) { $dataParams = new CreateModuleDataParams($this->validatorFactory, $this->beanManager); $dataParams->configure($values); return $dataParams; }); } } Save