added

main.py

@@ -12,11 +12,11 @@ mqtt_client.connect("192.168.0.220", 1883, 60)
 
 def on_message(client, userdata, message):
     patient_details = json.loads(message.payload.decode())
-    patient_id = message.topic
-    print("Connected to " + patient_id)
-    print(f"{patient_id} - {patient_details}")
+    topic = message.topic
+    print("Connected to " + topic)
+    print(f"{topic} - {patient_details}")
     # Store the patient information in the Redis cache
-    redis_cache.set(patient_id, message.payload.decode())
+    redis_cache.set(topic, message.payload.decode())
 
 
 print("Waiting for messages")