Does this help:
Network Wide -> Users
Believe you can filter or select Auth by SSID.
There is a list of usernames, when they registered, who authorized the registration. Manual process from the dashboard. I’m sure they’ll be an API to automate.
Darren OConnor | doconnor@resalire.co.uk
https://www.linkedin.com/in/darrenoconnor/
I'm not an employee of Cisco/Meraki. My posts are based on Meraki best practice and what has worked for me in the field.