{
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  "name" : "Dartboard",
  "parentLayerId" : -1,
  "defaultVisibility" : false,
  "subLayerIds" : [ 1, 2, 3 ],
  "minScale" : 0,
  "maxScale" : 0,
  "type" : "Group Layer",
  "supportsDynamicLegends" : false
}