private string RegisterTag(string code, EmailQueueTo emailqueueto)
{
var doc = new HtmlDocument();
if (code.Contains("<"))
code = HttpUtility.HtmlDecode(code);
doc.LoadHtml(code);
var ele = doc.DocumentNode.FirstChild;
var inside = ele.InnerHtml.Replace("{last}", person.LastName);
var id = ele.Id.ToInt();
var url = RegisterLinkUrl(db, id, emailqueueto.PeopleId, emailqueueto.Id, "registerlink");
return $@"<a href=""{url}"">{inside}</a>";
}