Please see this link.
https://play.google.com/store/apps/details?id=com.blurtkey
And checkout this post by @chinonso01 on how he did it:
https://blurt.blog/blurtopian/@chinonso01/blurtopian-dev-blurtkey-v0-1-0-google-play-release-beta-testing-or-or-tutorials-or-or-errors-found