public function getRolesAction($network_domain)
 {
     $request = $this->get("request");
     $user = $this->get('security.context')->getToken()->getUser();
     $da = $this->get("we_data_access");
     $da_im = $this->get('we_data_access_im');
     $eno = $user->eno;
     $role = new Role($da, $da_im);
     $rows = $role->GetRoleDataByEno($eno);
     $response = new Response(json_encode($rows));
     $response->headers->set('Content-Type', 'text/json');
     return $response;
 }