This would be equivalent to Element's "Notifications" panel that shows a list of notifications received in all rooms (i.e. including ones not already received via a sync request or by retrieving older events). This is not the same as the already-implemented listing of notification counts in rooms.
This would be equivalent to Element's "Notifications" panel that shows a list of notifications received in all rooms (i.e. including ones not already received via a sync request or by retrieving older events). This is not the same as the already-implemented listing of notification counts in rooms.
See https://spec.matrix.org/latest/client-server-api/#listing-notifications