{"$schema":"https://proj.org/schemas/v0.7/projjson.schema.json","type":"GeographicCRS","name":"VN-2000","datum":{"type":"GeodeticReferenceFrame","name":"Vietnam 2000","ellipsoid":{"name":"WGS 84","semi_major_axis":6378137,"inverse_flattening":298.257223563}},"coordinate_system":{"subtype":"ellipsoidal","axis":[{"name":"Geodetic latitude","abbreviation":"Lat","direction":"north","unit":"degree"},{"name":"Geodetic longitude","abbreviation":"Lon","direction":"east","unit":"degree"}]},"scope":"Geodesy.","area":"Vietnam - onshore.","bbox":{"south_latitude":8.33,"west_longitude":102.14,"north_latitude":23.4,"east_longitude":109.53},"id":{"authority":"EPSG","code":4756},"remarks":"Replaces Hanoi 1972 (CRS code 4147)."}