presto-kafka/src/main/java/io/prestosql/plugin/kafka/KafkaTopicFieldDescription.java/KafkaTopicFieldDescription/toString
class KafkaTopicFieldDescription:    @Override
    public String toString()
    {
        return toStringHelper(this)
                .add("name", name)
                .add("type", type)
                .add("mapping", mapping)
                .add("dataFormat", dataFormat)
                .add("formatHint", formatHint)
                .add("hidden", hidden)
                .toString();
    }