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RAK RAK7431 Quick Start Manual page 26

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Figure 33: Publish change LoRa configuration data
Perform successful upstream message format:
DTU_CMD
MSER
MDATA_LEN
MDATA
0x87
2Byte
2Byte
0Byte
Open the MQTT subscription bar to see the upstream message for successful execution: "8700010000".
Figure 34: Received confirmation message
Reset the default LoRa Configuration
Publish topic:
sh
Application/1/device/60c5a8fffe75404b/tx
Content:

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