{
  "currentVersion" : 12, 
  "layers" : [
    {
      "name" : "ZipCodeAreas", 
      "serviceItemId" : "647ebd4f363141cd941f59769059bfab", 
      "url" : "https://services.arcgis.com/yq3FgOI44hYHAFVZ/ArcGIS/rest/services/Zip_Code_Areas_view/FeatureServer/0"
    }
  ]
}