public function actionAddress()
 {
     if (Yii::$app->request->isAjax) {
         Yii::$app->response->format = \yii\web\Response::FORMAT_JSON;
         $broadcast_address = Yii::$app->request->post('broadcast_address');
         foreach ($broadcast_address as $index => $address) {
             if ($address['action'] == 'del') {
                 BroadcastAddress::deleteAll(['id' => $address['id']]);
             }
         }
         return ['success' => true];
     }
 }