@Override
        public boolean add(Permissible permissible) {
            // don't allow players to be put into this map
            if (permissible instanceof Player) {
                return true;
            }

            return this.backing.add(permissible);
        }
Value map extension which includes LP objects in Permissible related queries.
nukkit/src/main/java/me/lucko/luckperms/nukkit/inject/server/LuckPermsSubscriptionMap.java