{
    "schema_version": 3,
    "id": "work",
    "size": { "w": 16, "h": 16 },
    "atlases": [ "blob_rect_stone" ],
    "layers": {
        "surface": { "material": "blob_rect_stone" },
        "wall":    { "material": "blob_rect_stone" }
    }
}