## 9. Work together with a IoT Cube group

Now work together with a that has been working with the IoT Cube. Try together to receive data from the IoT Cube. Here you can find some help to do that.

- In Node-RED, take an mqtt in node
- Configure the server like that:
- Change the topic like that, the bold part eui-20XX-c-XX depends on the label of the cube:
  `ttn/v3/app-iot-wuerfel-klassensatz-c@ttn/devices/eui-2023-c-01/up`
- The debug node can be used to display data as soon as the cube has sent something.
- A lot of data is received that we are usually not interested in. The relevant Information is contained in the decoded payload:
- The change- node helps you, to extract the relevant information:

Now you should be able to receive any data from the IoT Cube in the doll's house.