What do you know about Code for America/laddr?
Meetup.Config.php
RemoteSystems\Meetup::$groupUrl = 'http://www.meetup.com/Triangle-Code-for-America'; // http://www.meetup.com/YOU_MEETUP_GROUP_URL
RemoteSystems\Meetup::$signedEventsUrl = 'http://api.meetup.com/2/events?status=upcoming&order=time&limited_events=False&group_urlname=Triangle-Code-for-America&desc=false&offset=0&photo-host=public&format=json&page=20&fields=&sig_id=14322723&sig=201c70db151f0d7e8ee5fae0166a28f492220990';