{
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  "layers" : [
    {
      "name" : "Wards", 
      "serviceItemId" : "942de31f1b0541c2bf006dd15d5a5cba", 
      "url" : "https://services7.arcgis.com/fzDLiP8WlHKP2SAn/ArcGIS/rest/services/Wards/FeatureServer/0"
    }
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}