Your OAuth2 Credentials are incorrect. Please see the GetRefreshToken.php example. { "error": "unsupported_grant_type", "error_description": "Invalid grant_type: " }

Hello there, I am a newbie here and trying to integrate google adword api in PHP from the official github. We have installed this library using composer on our development server and have followed the tutorial to create a new project using google developer console, set up client id, client secr

Regarding Developer Token

Hello there, I am currently trying to integrate google adword API using PHP for one of my client. I have set up everything and have following details: I have created a project in my google developer console and selected application type as other. Had already set up client id and client secrets