public void fireUpdateEvent() {
        this.plugin.getService().fireUpdateEvent(this.subjectData);
        this.plugin.getService().fireUpdateEvent(this.transientSubjectData);
    }
Implements {@link LPSubject} for a {@link PermissionHolder}.
sponge/src/main/java/me/lucko/luckperms/sponge/service/model/permissionholder/PermissionHolderSubject.java