code: private void acknowledgeQueueMessage(String messageId) {
          try {
              _queueService.acknowledge(_queueName, ImmutableList.of(messageId));
          } catch (Exception e) {
              _log.error("Failed to acknowledge message: [messageId={}]", messageId, e);
          }
      }
docs: Attempts to acknowledge a message on the queue.  Logs any errors, but always returns without throwing an
  exception.
  @param messageId The message ID