This function deletes account filter by id.
Doesn't return any data.
jetapi backup -F deleteAccountFilter -D '_id=5b28f9f4d5ac5e5ed5049f82'
https://hostname.example.com:2087/cpsess##########/cgi/addons/jetbackup/api.cgi?function=deleteAccountFilter&_id=5b28f9f4d5ac5e5ed5049f82