Verify Google Play Receipt with Purchase Status API but always get 403 forbidden

Question

I follow this: https://developers.google.com/android-publisher/authorization

and I got my Refresh_Token and Access_Token,and then I use:

https://www.googleapis.com/androidpublisher/v1.1/applications/[packageName]/inapp/[productId]/purchases/[purchase_token]?access_token=[access_token]

and

service account (403) Forbidden Google Play In-app Billing Purchase Status API

Invite my account email to be a user in google play publish page

but I still get the response an error 403 forbidden!

could someone help me?

I spent many days on this problem..

Answer 1

I solved this problem,

my problem point is using another Google Account to generate web application Client ID,

but that have to be generated by the product owner,or will always response 403 forbidden error!