See the latest feature request for integrating with the new UniFi API. Please vote there! https://feedback.hudu.com/feature-requests/p/unifi-api-version-01

or allow sync from unifi.ui.com that is connected to onprem controllers - that would kill two birds with one stone

We host 2 controllers to split our load of customers into groups. So for us it's also a nice feature if this could be added.

Absolutely a must for people who do not host or rely on a single controller for all clients.