Keen.IO Resource Factory with Service Model

keeniolab.js

'use strict';
angular.module('keeniolab', ['ngResource']).
    factory('KeenIO',function ($resource) {
        var KeenIO = $resource('https://api.keen.io/3.0/projects/513a76812975164a4a000002/queries/:type',
            {
                api_key: 'api-key',
                event_collection: 'read',
                timezone: 7200
            }, {
                update: { method: 'PUT' }
            }
        );
        return KeenIO;
    }).service('KeenModel', function (KeenIO) {
        var KeenSession = function () {
            this.data = {};
        };

        KeenSession.prototype.fetch = function (query) {
            var self = this;

            KeenIO.get(query, function (result) {
                //console.log("called get");
                self.data = result;
                //console.log(result.result);
            });
        };

        return new KeenSession();
    });