If you have purchased ABBYY application in the Google Play Store, the only company which can provide you with the invoice or order confirmation is Google. In this case, we recommend you to contact Google support directly. 

Please consult the article in Google Play Help regarding the charges, transactions you made using Google Pay, and statements by the following link: https://support.google.com/pay/answer/7644079?hl=en&co=GENIE.Platform%3DAndroid&oco=1.