Lobby - Check saved user.js

  useEffect(() => {
    AsyncStorage.getItem(savedUserKey)
      .then(user => {
        if (user) {
          setCurrentUser(JSON.parse(user));
        }
        setInitialized(true);
        return handleNotificationAction(navigation, sendbird, currentUser, 'lobby');
      })
      .catch(err => console.error(err));
  }, []);