code: public function setCustomFieldsGroup(\Chill\CustomFieldsBundle\Entity\CustomFieldsGroup $customFieldGroup = null)
      {
          $this->customFieldGroup = $customFieldGroup;
  
          return $this;
      }
docs: Set customFieldGroup
  
  @param \Chill\CustomFieldsBundle\Entity\CustomFieldsGroup $customFieldGroup
  
  @return CustomField