{"authoringAppVersion":"4.1","authoringApp":"WebMapViewer","spatialReference":{"wkid":102100,"latestWkid":3857},"version":"2.4","operationalLayers":[],"baseMap":{"baseMapLayers":[{"opacity":1,"title":"World Topographic Map","url":"https://services.arcgisonline.com/ArcGIS/rest/services/World_Topo_Map/MapServer","visibility":true,"layerType":"ArcGISTiledMapServiceLayer","id":"defaultBasemap"}],"title":"Topographic"}}