How to create a instance of UserCredential if I already have the value of Access Token?

Assuming you already have the tokens you can do the following string[] scopes = new string[] { PlusService.Scope.PlusLogin, PlusService.Scope.UserinfoEmail, PlusService.Scope.UserinfoProfile }; var flow = new GoogleAuthorizationCodeFlow(new GoogleAuthorizationCodeFlow.Initializer { ClientSecrets = new ClientSecrets { ClientId = “xxx.apps.googleusercontent.com”, ClientSecret = “xxxx” }, Scopes = scopes, DataStore = new FileDataStore(“Store”) }); var token = new TokenResponse { AccessToken … Read more