{
    "version": 8,
    "sources": {
        "wikimedia-osm": {
            "type": "raster",
            "tiles": [
                "https://maps.wikimedia.org/osm-intl/{z}/{x}/{y}.png"
            ],
            "tileSize": 128
        }
    },
    "layers": [
        {
            "id": "background",
            "type": "background",
            "paint": {
                "background-color": "#606060"
            }
        },
        {
            "id": "osm",
            "type": "raster",
            "source": "wikimedia-osm"
        }
    ]
}