Untitled

[HttpPost]
    public myData test(myData m)
    {
        return m;
    }

public class myData
{
    public int Id { get; set; }
    public string Name { get; set; }
}

<html>

<head>
    <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script>
</head>

<body>
    <script>
        var model = {
            Name: "Shyju",
            Id: 123
        };

        $.ajax({
            type: "POST",
            data: model,
            url: "http://localhost:52884/api/contact",
        }).done(function(res) {
            console.debug(res);
            // Do something with the result :)
        });
    </script>
</body>

</html>

Cross-Origin Request Blocked: The Same Origin Policy disallows reading the remote resource at http://localhost:52884/api/contact. (Reason: CORS header ‘Access-Control-Allow-Origin’ missing).