public function getCampaniasFree() { try { $dataCampania = Campania::whereNull('customer_id')->lists('name', 'id'); $return = array('state' => 1, 'msg' => 'ok', 'data' => $dataCampania); } catch (Exception $exc) { $return = array('state' => 0, 'msg' => $exc->getMessage()); } return response()->json($return); }