rets += subscribe_unsubscribe_diagnostic_messages(request, subscribe, signals.diagnostic_messages, event_filter, s, false);
rets += subscribe_unsubscribe_signals(request, subscribe, signals.signals, event_filter, s);
rets += subscribe_unsubscribe_diagnostic_messages(request, subscribe, signals.diagnostic_messages, event_filter, s, false);
rets += subscribe_unsubscribe_signals(request, subscribe, signals.signals, event_filter, s);