Android app unable to login using Google supervised account

Grasshopper coding google’s android app is not able to sign in on Android with supervised account. (Accounts/email addresses monitored by Google Family link)
I tried to login on desktop browser of grasshopper app with the supervised account email address by logging in as parentnand set it up. But that still doesn’t get respected in grasshopper android app and it gets a fatal 400 error.

Também não consegui logar a conta do meu filho.

Hello! For some apps, you can’t log in with a supervised account. App restrictions only occur when you’re trying to log in with restricted apps. Try checking the age you set to your Google Account and try again.