If you cannot access the application, email [email protected] with the account email address you used in the app and a request to delete the account.
The reviewed source establishes local deletion behavior. It does not establish a remote account service, a server-side deletion process, or a retention timeline. This page therefore makes no claim about remote data or completion deadlines until those services are configured and documented.
Google Play retains its own transaction records under its policies. Deleting local app data does not cancel a Google Play subscription.