yii\authclient\OAuth1::createApiRequest PHP Method

    public function createApiRequest()
    {
        $request = parent::createApiRequest();
        // ensure correct event handlers order :
        $request->off(Request::EVENT_BEFORE_SEND, [$this, 'beforeRequestSend']);
        $request->on(Request::EVENT_BEFORE_SEND, [$this, 'beforeRequestSend']);
        return $request;
    }