{
    "description": "An geographical surrounding defined by a point and a radius.",
    "properties": {
        "center": {
            "properties": {
                "coordinates": {
                    "description": "A '[ lng,lat ]' ordered coordinate sequence referenced in WGS84 by default.",
                    "items": {
                        "maxItems": 2,
                        "minItems": 2,
                        "type": "number"
                    },
                    "type": "array"
                },
                "crs": {
                    "description": "A named coordinate system.",
                    "properties": {
                        "properties": {
                            "name": {
                                "type": "string"
                            }
                        }
                    },
                    "type": "object"
                }
            },
            "required": [
                "type",
                "coordinates"
            ],
            "type": "object"
        },
        "radius": {
            "description": "The radius in kilometers.",
            "type": "number"
        }
    },
    "required": [
        "center",
        "radius"
    ],
    "title": "vicinity",
    "type": "object"
}