anchor.diff:  
   # Configure the incoming Kafka topic quotes
   mp.messaging.incoming.quotes.connector=smallrye-kafka
  -mp.messaging.incoming.quotes.value.deserializer=org.acme.kafka.model.QuoteDeserializer
  -mp.messaging.incoming.quotes.health-readiness-enabled=false
   ----
   
   == JSON serialization via Jackson
  
positive.code: Previously we've seen the usage of `ObjectMapperSerializer` to serialize objects via Jackson.
  For the corresponding deserializer class, we need to create a subclass of `ObjectMapperDeserializer`.
  
  You may have noticed the deserializer configuration on the previous step specifying `org.acme.kafka.model.QuoteDeserializer` class.
  So, let's create it inside `producer` project on `src/main/java/org/acme/kafka/model/QuoteDeserializer.java`
  
  [source,java]
  
negative.code:     public String id;
      public int price;
  
      /**
      * Default constructor required for Jackson serializer
      */
      public Quote() { }
  
      public Quote(String id, int price) {
  