normal AJAX call to WCF

ajaxCall

$(document).ready(function () {
            $.ajax({
                type: 'GET',
                url: 'http://localhost:63751/Service1.svc/json/4',
                dataType: 'json',
                crossDomain: true,
                async: true,
                success: function (data) {
                    jsonData = data;
                },
                error: function () { console.log('Uh Oh!'); }
            });
        });