Y.io with JSON parse

gistfile1.js

Y.io(
    "/manage/Countries/options?_format=json",
    {   
        on: {
            success: Y.bind(
                function (txnId, response) {
                    var new_data;
                    try {
                        new_data = Y.JSON.parse(response.responseText);
                    }   
                    catch (e) {
                        Y.log(Clazz.NAME + "::_onRequestSuccess - Can't parse JSON: " + e, "error");

                        return;
                    }   

                    Y.log(Clazz.NAME + "::initializer - io success - new_data.options: " + Y.dump(new_data.options));
                    this.set("countries", new_data.options);
                },  
                this
            ),  
            failure: Y.bind(
                function (txnId, response) {
                    // TODO: what do we want to do in this case?
                },  
                this
            )   
        }   
    }   
);