March 27, 2020 at 15:06
#819

Participant
I found the solution.
In my unit the cables are black, red and green.
In the box it was a not saying black is GND, red is 3V3 and green is data.
I put GND to GND on the board, 3V3 to VCC on the board and Data to ~2
This is link to the Arduino MKR NB 1500 pinout diagram:
https://content.arduino.cc/assets/Pinout-MKRnb1500_latest.png
https://content.arduino.cc/assets/Pinout-MKRnb1500_latest.pdf
BR
Stian Kristoffersen