{"$schema":"https://proj.org/schemas/v0.7/projjson.schema.json","type":"VerticalCRS","name":"BGS2005","datum":{"type":"VerticalReferenceFrame","name":"Bulgaria_Geodetic_System_2005"},"coordinate_system":{"subtype":"vertical","axis":[{"name":"Ellipsoidal height","abbreviation":"h","direction":"up","unit":"metre"}]},"scope":"Not known.","area":"Bulgaria - onshore and offshore.","bbox":{"south_latitude":41.24,"west_longitude":22.36,"north_latitude":44.23,"east_longitude":31.35},"id":{"authority":"ESRI","code":115806}}