gistfile1.txt

    $("#universalsearch .timerange-selector-container .keyword input").typeWatch({
        callback: function (string) {
            $.ajax({
                url: '/a/tools/natural_date_test',
                data: {
                    "string": string,
                },
                success: function(data) {
                    console.log(data);
                },
                statusCode: { 422: function() {
                    console.log("INVALID");
                }}
            });
        },
        wait: 750,
        highlight: true,
        captureLength: 2
    });