You can check out my offline backup script. It hasn't had any love for a while, but should still work.
https://www.ifm.net.nz/cookbooks/meraki-backup.html
You know that every change is logged under Organization/Change Log, so you can always look there at what was changed to put things back?
You could try checking out Boundless Digital and see if they have anything that might help.
https://www.boundlessdigital.com/