It shows up at the bottom of the main list of sheets on whatever page you put the main shortcode.
It’s still working just fine here. There have been no changes to that function.
Please note, that you need to be logged in to the same account your were logged into when you signed up to see any things you signed up for. Also, it won’t show signups that have already expired.
If you used the feature, as admin, to do live search and sign up other users, those signups will appear when those users are logged into their account (NOT while you are logged into your admin account).