Hi > where I missed that parameter, in the query that the server responds to me or in google console or configuration for the server? You need to modify the returned URL to add a query param whose key is

redirect_uri

and the value is what you have set on the google dashboard as the authorisation callback url > but where do I have to get the code parameter? When google returns the user back to your app, in the query param of the url, you will the

code

. Extract that from the url and send it in the

/signinup

API call.