Yes, the code for that is being tested and will be in the next Google Store update.
So if a person you tip doesn't read the messages, nor look through their notifications in 30 days, the tip is returned.
talk about deja vu Ref: https://hive.blog/altyes/@thebluewin/re-fullalt-qawfci#@jackmiller/qawftb
That reply was from me!
Sorry about any confusion.