public function actionIndex()
    {
        $searchModel = new FansSearch();
        $dataProvider = $searchModel->search(Yii::$app->request->queryParams, true);
        $dataProvider->query->andWhere(['wid' => $this->getWechat()->id]);

        return $this->render('index', [
            'searchModel' => $searchModel,
            'dataProvider' => $dataProvider,
        ]);
    }