Unable to answer "Do you have to pay to use this restroom?" – Restroom – https://osm.org/way/201300336 via StreetComplete 63.1:

It's NFC-tap cards only, my VISA cards do activate the payment terminal, but the door does not open and I don't see a payment on my bank's accountholder web portal.

Attached photo(s):
https://streetcomplete.app/p/346572.jpg
https://streetcomplete.app/p/346573.jpg