U can try this.
[New Trick] Google Pay Selfie / Disco Trick : Recharge Rs.98/More & Get Disco / Selfie
[Must Follow] Main Tricks : Open Gpay App > Recharge > Enter Jio Number > Select Operator Manually Mtnl Mumbai > Select Recharge Amount Rs.99
After Payment.. You Will Get A stamp
And Recharge Will Be Failed & Your Money Will Be Refunded in your bank account For Wrong Operator
So Without Any Recharge You Collected Stamp. #Copied
Edit- This trick wont work, GPay would take back the stamp after refund, if you try to transfer it to another account, activity would be locked until you send back the stamp to original account