OnZoom Office Hours

I would like to attend the Weekly OnZoom Office Hours. It says there are upcoming meetings every Tuesday, but the events do not seem to be open yet. Or am I missing something? 

https://on.zoom.us/h/OnZoomTeam/weekly_onzoom_office_hour__0126211530/etcy9pZjTn-4bWnxyCF3sg

How can I register for an upcoming event? Please advise. Thanks! 

Tom