silentSignIn method
Obtains the sign-in information (or error information) about the ID that has been used to sign in to the app.
In this process, the authorization screen is not displayed to the ID user.
Implementation
Future<AuthAccount> silentSignIn() async {
return AuthAccount.fromMap(
await _c.invokeMethod(
'silentSignIn',
<String, dynamic>{
..._params,
},
),
);
}