{"$schema":"https://proj.org/schemas/v0.7/projjson.schema.json","type":"VerticalCRS","name":"Hong_Kong_Geodetic_CS","datum":{"type":"VerticalReferenceFrame","name":"Hong_Kong_Geodetic"},"coordinate_system":{"subtype":"vertical","axis":[{"name":"Ellipsoidal height","abbreviation":"h","direction":"up","unit":"metre"}]},"scope":"Not known.","area":"Hong Kong - onshore and offshore.","bbox":{"south_latitude":22.13,"west_longitude":113.76,"north_latitude":22.58,"east_longitude":114.51},"id":{"authority":"ESRI","code":115839}}