std::map<int, std::shared_ptr<low_can_subscription_t> >& s = sm.get_subscribed_signals();
rets += subscribe_unsubscribe_diagnostic_messages(request, subscribe, signals.diagnostic_messages, event_filter, s, false);
std::map<int, std::shared_ptr<low_can_subscription_t> >& s = sm.get_subscribed_signals();
rets += subscribe_unsubscribe_diagnostic_messages(request, subscribe, signals.diagnostic_messages, event_filter, s, false);