constructor() {
    /**
     * @export {string}
     */
    this.mapid;

    /**
     * @export {string}
     */
    this.token;

    /**
     * @export {function(number,number,number):string}
     */
    this.formatTileUrl;

    /**
     * @export {string}
     */
    this.urlFormat;
  }
An identifier and security token for a tiled map.
@record @struct