You need two new MQTT topics: one for the request and the other for the response (read data). These topics are defined in below link:
For Controller Configuration, refer step no. 6 of Add data sources.
| Topic | Function |
|---|---|
| Read request | pn-hs subscribes this topic for Data Record Read requests. |
| Read response | pn-hs publishes the response at this topic (success and failure). |