What is your goal?
RelyResponding to customer reviews using API
What is the problem & what have you tried?
I followed the instructions, enabled all necessary APIs, received my budget, and published the app, but I’m getting an error when retrieving reviews.
I can still retrieve location information, but I can’t retrieve reviews.
Error messages or input/output bundles
[403] Google My Business API has not been used in project 1089420548994 before or it is disabled. Enable it by visiting https://console.developers.google.com/apis/api/mybusiness.googleapis.com/overview?project=1089420548994 then retry. If you enabled this API recently, wait a few minutes for the action to propagate to our systems and retry.

