{"$schema":"https://proj.org/schemas/v0.7/projjson.schema.json","type":"VerticalCRS","name":"GHA height","datum":{"type":"VerticalReferenceFrame","name":"Gebrauchshohen ADRIA"},"coordinate_system":{"subtype":"vertical","axis":[{"name":"Gravity-related height","abbreviation":"H","direction":"up","unit":"metre"}]},"scope":"Cadastre, engineering survey, topographic mapping.","area":"Austria.","bbox":{"south_latitude":46.4,"west_longitude":9.53,"north_latitude":49.02,"east_longitude":17.17},"id":{"authority":"EPSG","code":5778}}