{
  "currentVersion" : 12, 
  "layers" : [
    {
      "name" : "www_bridges_updated", 
      "serviceItemId" : "03745f4f1b5c47e18d09a4555c0c8ab3", 
      "url" : "https://services5.arcgis.com/ScW4u2klbKdBmpCe/ArcGIS/rest/services/WWW_Transportation_Assets/FeatureServer/21"
    }
  ]
}