in src/main/java/com/epam/digital/data/platform/starter/restapi/config/KafkaConfig.java [135:141]
ConcurrentKafkaListenerContainerFactory<String, O> concurrentKafkaListenerContainerFactory(
ConsumerFactory<String, O> cf) {
ConcurrentKafkaListenerContainerFactory<String, O> factory =
new ConcurrentKafkaListenerContainerFactory<>();
factory.setConsumerFactory(cf);
return factory;
}