Thank you so much for your time and help. The cause of this problem was the Google re-signing process. Adding the SHA256 key from the Google Play Console to the project's whitelisted SHA256 keys fixed the issue 
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Thank you so much for your time and help. The cause of this problem was the Google re-signing process. Adding the SHA256 key from the Google Play Console to the project's whitelisted SHA256 keys fixed the issue .