ZoneDetail

{
    "centroid": {
        "latitude": 51.9225,
        "longitude": 4.47917
    },
    "id": "zone-4417",
    "name": "Rotterdam Approaches",
    "type": "PORT_APPROACH",
    "sub_type": "ANCHORAGE",
    "description": "Designated anchorage area north of the Maasgeul."
}