We strongly recommend that you be certain of your purchase before tapping on it.

 

In order to verify the resource exchange, please include your support key and attach the store receipt in JPEG, PNG, or PDF format.

 

To find your receipts on iOS: https://support.apple.com/en-us/HT204088

 

To find your receipts on Google Play: https://support.google.com/googleplay/answer/2850369