See this:
$(document).ready(function () {
$("#btnCreate").click(function (e) {
e.preventDefault();
$.ajax({
type: 'POST',
url: '../Create',
contentType: 'application/json;charset=utf-8',
data: "{ 'id' : '" + id+ "','name' : '" + name+ "', 'age' : '" + age+ "'}",
dataType: 'json',
success: function (JsonData) {
}
});
});
});