MaintainCount mc(nrNotificationsInProgress);

            auto now1 = std::chrono::steady_clock::now();

            auto now2 = std::chrono::steady_clock::now();
            nrNotificationTimeMs += std::chrono::duration_cast<std::chrono::milliseconds>(now2 - now1).count();
            nrNotificationsDone++;

            nrNotificationsFailed++;

        root.attr("nrNotificationsDone", nrNotificationsDone);
        root.attr("nrNotificationsFailed", nrNotificationsFailed);
        root.attr("nrNotificationsInProgress", nrNotificationsInProgress);
        root.attr("nrNotificationsPending", notificationSenderQueue.lock()->size());
        root.attr("nrNotificationTimeMs", nrNotificationTimeMs);
        uint64_t nrNotificationsTotal = nrNotificationsDone + nrNotificationsFailed;
        root.attr("nrNotificationTimeAvgMs", nrNotificationsTotal == 0 ? 0.0 : (float) nrNotificationTimeMs / nrNotificationsTotal);

    counter nrNotificationsDone{0};
    counter nrNotificationsFailed{0};
    counter nrNotificationsInProgress{0};
    counter nrNotificationTimeMs{0};