{
  "currentVersion" : 12, 
  "layers" : [
    {
      "name" : "Zipcode", 
      "serviceItemId" : "861c000e39e346b6b7a3878096e3edf9", 
      "url" : "https://services2.arcgis.com/bkAz0G7Qq4dmkYCg/ArcGIS/rest/services/Zipcode/FeatureServer/0"
    }
  ]
}