public static ToastNotification PopToast(string title, string content, string tag, string group)
{
string xml = $@"<toast activationType='foreground'>
<visual>
<binding template='ToastGeneric'>
</binding>
</visual>
</toast>";
XmlDocument doc = new XmlDocument();
doc.LoadXml(xml);
var binding = doc.SelectSingleNode("//binding");
var el = doc.CreateElement("text");
el.InnerText = title;
binding.AppendChild(el);
el = doc.CreateElement("text");
el.InnerText = content;
binding.AppendChild(el);
return PopCustomToast(doc, tag, group);
}