docs: private void checkTimeoutSession() {
          if(appLastSeen <= 0) return;
          long now = System.currentTimeMillis();
          if ((now - appLastSeen) > Constants.SESSION_LENGTH_MINS * 60 * 1000) {
              getConfigLogger().verbose(getAccountId(), "Session Timed Out");
              destroySession();
              setCurrentActivity(null);
          }
      }