{
  "baseMaps": [
    {
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      "displayName": "Street",
      "iconUri": null,
      "exportTilesMapServiceUri": "",
      "mapServices": [
        {
          "id": "65"
        },
        {
          "id": "66"
        }
      ],
      "extensions": [],
      "properties": []
    },
    {
      "id": "4",
      "displayName": "Aerials",
      "iconUri": "{RestVirtualDirectoryUrl}/Images/Icons/Basemaps/imagery-16.png",
      "exportTilesMapServiceUri": "",
      "mapServices": [
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          "id": "64"
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          "id": "22"
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          "id": "61"
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          "id": "63"
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          "id": "26"
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        {
          "id": "27"
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        {
          "id": "28"
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      "extensions": [],
      "properties": []
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}