silentLogin static method
To login into wannatalk account with user credentials
Implementation
static Future<void> silentLogin(String userIdentifier, Map userInfo, {required Function(WTResult result) onCompletion}) async {
_sendWannatalkMethod(_kWTSilentLoginMethod, <String, dynamic>{_cWTUserIdentifier: userIdentifier, _cWTUserInfo: userInfo}, onCompletion: onCompletion);
}