code: protected function fakeValidationData($attribute, $rule, $parameters)
      {
          $data = $this->validator->getData();
  
          $this->fakeFileData($data, $attribute);
          $this->fakeRequiredIfData($data, $rule, $parameters);
  
          return $data;
      }
docs: Creates fake data needed to parse messages
  Returns original data.
  
  @param string $attribute
  @param string $rule
  @param $parameters
  @return array