public PulsarSourceBuilder<OUT> setConsumerName(String consumerName) {
        return setConfig(PULSAR_CONSUMER_NAME, consumerName);
    }
The consumer name is informative, and it can be used to identify a particular consumer
instance from the topic stats.
inlong-sort/sort-flink/sort-flink-v1.18/sort-connectors/pulsar/src/main/java/org/apache/inlong/sort/pulsar/source/PulsarSourceBuilder.java