code: function serializeData(options) {
      if (options.processData && options.data && $.type(options.data) != "string")
        options.data = $.param(options.data, options.traditional)
      if (options.data && (!options.type || options.type.toUpperCase() == 'GET'))
        options.url = appendQuery(options.url, options.data)
    }
docs: serialize payload and append it to the URL for GET requests