```
        user_rooms = dict()

        for room in self.rooms:
            for channel, room_id in room.items():
                members = await self.appservice.get_room_members(room_id=room_id)
                for matrix_username in members:
                    if not matrix_username.startswith("@spring_"):

                        user_rooms[matrix_username] = room
                        
        print(user_rooms)
```