code: public function actionActivity()
      {
          // Yii::$app->response->baseInstructions['timestamp'] = time();
          Yii::$app->response->forceInstructions = true;
          Yii::$app->response->task = 'status';
  
          $auditClass = Yii::$app->classes['Audit'];
          $provider = $auditClass::activityDataProvider();
          $provider->handleInstructions($_POST);
          if (Yii::$app->request->object) {
              $provider->context = Yii::$app->request->object->primaryKey;
          }
          Yii::$app->response->baseInstructions = $provider->package->toArray();
      }
docs: [[@doctodo method_description:actionActivity]].