hi there!
it’s hard to parse out exactly what google wants from us here. you can read more discussion on this in this reddit thread: https://www.reddit.com/r/androiddev/comments/mqzls8/ominous_scoped_storage_warning_messages/
if you are have an expo managed workflow app, as far as i know there is no action needed on your behalf. i imagine almost every app on the play store would have received this same warning email.
we’ll investigate further and let people know what we find