Updated app.py

pyMetadata/app.py

@@ -56,6 +56,12 @@ class ProducerDataValueSchema:
 
         return cls(referenceId, statusType, errorMessage, data)
 
+def decode_key(key_bytes):
+    return key_bytes.decode('utf-8') if key_bytes else None
+
+def decode_value(value_bytes):
+    return json.loads(value_bytes.decode('utf-8')) if value_bytes else None
+
 
 # Kafka consumer-klasse
 class KafkaConsumerThread(threading.Thread):
@@ -67,7 +73,13 @@ class KafkaConsumerThread(threading.Thread):
         self.shutdown = threading.Event()
 
     def run(self):
-        consumer = KafkaConsumer(self.topic, bootstrap_servers=self.bootstrap_servers, group_id=self.consumer_group)
+        consumer = KafkaConsumer(
+            self.topic,
+            bootstrap_servers=self.bootstrap_servers,
+            group_id=self.consumer_group,
+            key_deserializer=lambda x: decode_key(x),
+            value_deserializer=lambda x: decode_value(x)
+        )
 
         logger.info("Kafka Consumer started")