public void setMessageConverter(CompositeMessageConverter messageConverter) {
		this.messageConverter = messageConverter;
	}
if you want to customize a bean, please use the BeanName.
spring-cloud-alibaba-starters/spring-cloud-starter-stream-rocketmq/src/main/java/com/alibaba/cloud/stream/binder/rocketmq/convert/RocketMQMessageConverter.java