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                "description": "The person or entity that made the tileset",
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                "description": "Total number of tiles in the tileset",
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          }
        }
      },
      "tileset": {
        "name": "Sample Tileset",
        "class": "tileset",
        "properties": {
          "author": "Cesium",
          "date": "2021-03-23",
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    "refine": "ADD",
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        "extras": {
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}