{
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  "layers" : [
    {
      "name" : "survey", 
      "serviceItemId" : "10ba657a651a4fa4bd13d5fb4206e6b8", 
      "url" : "https://services3.arcgis.com/rl7ACuZkiFsmDA2g/ArcGIS/rest/services/survey123_3b79fd21ec5c4b96b526f6276f5a1b69/FeatureServer/0"
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  ]
}