The issue was resolved, and on 2022-07-19 the IPNs briefly worked, but now it is broken again? In my IPN history, last events are from 2022-07-19, when I tested the announced resolution. But today (2022-07-27), I ran tests against the sandbox again, and can see transactions from 2022-07-27, but nothing in the IPN history, except the notifications from more than a week ago. No notifications arrive at my staging server or show up in the sandbox ipn history anymore.
... View more