Deserializuj słownik
string json = @"{
'href': '/account/login.aspx',
'target': '_blank'
}";
Dictionary<string, string> htmlAttributes = JsonConvert.DeserializeObject<Dictionary<string, string>>(json);
Console.WriteLine(htmlAttributes["href"]);
// /account/login.aspx
Console.WriteLine(htmlAttributes["target"]);
// _blank
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