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Hi all, I create web app laravel with function login with apple. This is any my information app and packet what i'm use : Laravel: 10.x PHP: 8.1 Packages for login: https://socialiteproviders.com/ I'm done with API appleid.apple.com/auth/authorize for auth user with apple ID. Response below : So next step i call to this API : https://appleid.apple.com/auth/token for verify token but response is below : I'm try with postman but response is same that ( invalid_client ). Everything is correct( client_id, team_id, private_key ). I use https://jwt.io/#debugger for test verify token. Signature Verified is result. Can help me for declare what is issue ? what client is invalid ? Thank you so much. P/s : Sorry for my poor English