Unity created apk file is not updating data in firebase

I created a app in unity and firebase

the app is simple it have one input and button in unity editor data is updating in fire base but after exporting the APK from unity and installing in mobile it is not updating the data in fire base and not showing me any error.

i have two scripts

also i tried it on different mobiles and emulator like nox player game loop

but problem is still same any one please help me