src/LINEBot.php
public function unlinkRichMenu($userId)
    {
        $url = sprintf('%s/v2/bot/user/%s/richmenu', $this->endpointBase, urlencode($userId));
        return $this->httpClient->delete($url);
    }
public function unlinkRichMenu($userId)
    {
        $url = sprintf('%s/v2/bot/user/%s/richmenu', $this->endpointBase, urlencode($userId));
        return $this->httpClient->delete($url);
    }
public function unlinkRichMenu ( $ userId ) { $ url = sprintf ( '%s/v2/bot/user/%s/richmenu' , $ this -> endpointBase , urlencode ( $ userId ) ) ; return $ this -> httpClient -> delete ( $ url ) ; }
Unlinks a rich menu from multiple user.

@param string $userId User ID. Found in the source object of webhook event objects.
@return Response
Unlinks a rich menu from multiple user .