Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "GeodeticReferenceFrame", "name": "Reference System de Angola 2013", "ellipsoid": { "name": "GRS 1980", "semi_major_axis": 6378137, "inverse_flattening": 298.257222101 }, "scope": "Geodesy.", "area": "Angola - onshore and offshore.", "bbox": { "south_latitude": -18.02, "west_longitude": 8.2, "north_latitude": -4.38, "east_longitude": 24.09 }, "id": { "authority": "EPSG", "code": 1220 } }