Datasheet

Then you w ill jump into the configure page. In this page, w e choose Personalised Motes. Fill in the DevEUI and DevAddr w ith ID info. of your Seeeduino LoRaWAN
GPS. And set the NWKSKEY and APPSKEY by default. You can refer to the picture below.
DevEui： Seeeduino LoRaWAN GPS get through AT+ID command
DevAddr: Seeeduino LoRaWAN GPS get through AT+ID command
NWKSKEY：Default value 2B7E151628AED2A6ABF7158809CF4F3C
APPSKEY：Default value 2B7E151628AED2A6ABF7158809CF4F3C
d) To test w hether you add the device successfully, you can use the serial monitor of Arduino IDE tap the command below.
at+mode=lwabp
AT+CMSGHEX="0a 0b 0c 0d 0e"
It should like something below .