code: public KafkaMessage consumeMessage(String consumerGroupId, String topic, long waitTime,
              TimeUnit waitTimeUnit) {
          return consumeMessage(consumerGroupId, true, topic, waitTime, waitTimeUnit);
      }
docs: Consumes one message from a topic, wait up to specified wait-time.
  
  @param consumerGroupId
  @param topic
  @param waitTime
  @param waitTimeUnit
  @return
  @since 1.2.0