examples/korea/boundary.geojson

{
"type": "FeatureCollection",
"name": "boundary",
"crs": { "type": "name", "properties": { "name": "urn:ogc:def:crs:OGC:1.3:CRS84" } },
"features": [
{ "type": "Feature", "properties": { }, "geometry": { "type": "Polygon", "coordinates": [ [ [ 131.870024, 33.113654 ], [ 131.870024, 38.6291785 ], [ 124.6138111, 38.6291785 ], [ 124.6138111, 33.113654 ], [ 131.870024, 33.113654 ] ] ] } }
]
}