cio.track returns non for events

[kn-femaleinvest]

from customerio import CustomerIO, Regions
site_id=xxx
api_key=yyy
cio = CustomerIO(site_id, api_key, region=Regions.EU)
cio.track(customer_id=id='cid_xxx', name='event') #tried Event, Lesson Completed

returns none, where I can see the events in customer.io UI

[kunmi02]

Check the activity logs on the navigation pane on the left hand side of your screen.