docs: private TransactionBroadcaster getAnnouncePeerGroup() {
          try {
              return announcePeerGroupFuture.get(MAX_SECONDS_TO_WAIT_FOR_BROADCASTER_TO_BE_SET, TimeUnit.SECONDS);
          } catch (InterruptedException e) {
              throw new RuntimeException(e);
          } catch (ExecutionException e) {
              throw new RuntimeException(e);
          } catch (TimeoutException e) {
              String err = "Transaction broadcaster not set";
              log.error(err);
              throw new RuntimeException(err, e);
          }
      }