public function getAction($id)
    {
        $find = function($id) {
            /** @var Group $group */
            $group = $this->getDoctrine()
                ->getRepository(static::$entityName)
                ->findGroupById($id);

            return $group;
        };

        $view = $this->responseGetById($id, $find);

        return $this->handleView($view);
    }