If you have notifications off of Google Pay or haven’t received any SMS for your Google Pay UPI ID you can follow the steps mentioned below:

Step 1: 

Open your Google Pay app.

Step 2: 

Under the Businesses & Bills section, you will find payment requests with a small blue dot on the icon. You can also tap on 'See all payment Activity' (Android) or 'Show Transaction History' (iOS) to see the payment request.

Step 3: 
Once you click on the icon you will see a payment request as shown below:

Step 4: 
Tap on Pay, Enter your UPI PIN, and complete the payment

Step 5:
Once your payment is successful on Google Pay, Go back to your CoinSwitch app and you will see a success message.