{
    "geometry": {
        "coordinates": [
            [
                [
                    9.140625,
                    54.213861000644926
                ],
                [
                    10.546875,
                    53.77468884583576
                ],
                [
                    14.0625,
                    53.38332836757154
                ],
                [
                    14.677734375,
                    53.38332836757154
                ],
                [
                    20.302734375,
                    54.213861000644926
                ],
                [
                    30.849609375,
                    59.57885104663186
                ],
                [
                    30.849609375,
                    60.239811169998916
                ],
                [
                    25.224609375,
                    65.94647177615738
                ],
                [
                    23.203125,
                    65.94647177615738
                ],
                [
                    21.796875,
                    65.6582745198266
                ],
                [
                    21.09375,
                    65.36683689226321
                ],
                [
                    17.578125,
                    63.23362741232569
                ],
                [
                    9.84375,
                    58.07787626787517
                ],
                [
                    9.140625,
                    55.77657301866769
                ],
                [
                    9.140625,
                    54.213861000644926
                ]
            ]
        ],
        "type": "Polygon"
    },
    "properties": {
        "app": "OpenCPN",
        "app:url": "https://opencpn.org/",
        "date": "2020-10-24T05:35:00Z",
        "filesize": 682510122,
        "format": "KAP",
        "name:en": "Baltic",
        "url": "https://ftp.gwdg.de/pub/misc/openstreetmap/openseamap/charts/history/kap/OSM-OpenCPN2-KAP-Baltic-20201024-0535.7z"
    },
    "type": "Feature"
}