{
    "geometry": {
        "coordinates": [
            [
                [
                    -92.109375,
                    46.589069
                ],
                [
                    -87.890625,
                    41.574361
                ],
                [
                    -82.96875,
                    41.046217
                ],
                [
                    -81.650391,
                    41.046217
                ],
                [
                    -78.837891,
                    42.098222
                ],
                [
                    -76.025391,
                    43.644026
                ],
                [
                    -76.025391,
                    44.590467
                ],
                [
                    -85.869141,
                    48.922499
                ],
                [
                    -87.978516,
                    49.382373
                ],
                [
                    -88.59375,
                    49.382373
                ],
                [
                    -90.0,
                    48.458352
                ],
                [
                    -90.703125,
                    47.989922
                ],
                [
                    -91.40625,
                    47.517201
                ],
                [
                    -92.109375,
                    47.040182
                ],
                [
                    -92.109375,
                    46.589069
                ]
            ]
        ],
        "type": "Polygon"
    },
    "properties": {
        "app": "opencpn",
        "app:url": "https://opencpn.org/",
        "date": "2024-04-07T18:28:00Z",
        "filesize": 260513792,
        "format": "mbtile",
        "name:en": "GreatLakes",
        "url": "https://ftp.gwdg.de/pub/misc/openstreetmap/openseamap/charts/history/mbtiles/OSM-OpenCPN2-GreatLakes-20240407-1828.mbtiles"
    },
    "type": "Feature"
}