Nvm found the problem and solution
Summary is to add to Google wallet via my uob no tomorrow app and from there add to wallet under each card




โ
Log in to the UOB TMRW app.
Tap on your credit or debit card that you wish to add to Google Pay.
Tap "Add to Google Pay" to proceed.
Tap "Continue" to proceed.
Review the terms and conditions and tap "More" to continue.
Tap "Accept and continue" to proceed.
Click "OK" to continue.
Your UOB card has been successfully added to Google Pay.
If you own an Android phone, you can add any UOB card to your Google Pay Wallet via the UOB TMRW app.