serverClientId property
Client ID of the backend server to which the app needs to authenticate itself.
Optional and not supported on all platforms (e.g. web). By default, it is initialized from a configuration file if available.
The value specified here has precedence over a value from a configuration file.
GoogleSignInAuthentication.idToken
and
GoogleSignInAccount.serverAuthCode
will be specific to the backend
server.
Implementation
final String? serverClientId;