UnaMKR, Ardunio Sigfox devkit

Nice to meet you, My name’s Wael .
I have questions,I would be appreciated if you could help me.
I have 4 Arduino sensors codes that I can’t adjust them into “UnaMKR” codes to send the codes to Sigfox platform …Could you help me on adjust codes ?
or example :
Adafruit STEMMA Soil Sensor

I want to send the data from Adafruit STEMMA Soil Sensor to sigfox cloud…Could you help me ?
Sigfox platform