{"$schema":"https://proj.org/schemas/v0.7/projjson.schema.json","type":"VerticalCRS","name":"FCSVR10 height","datum":{"type":"VerticalReferenceFrame","name":"Fehmarnbelt Vertical Reference 2010"},"coordinate_system":{"subtype":"vertical","axis":[{"name":"Gravity-related height","abbreviation":"H","direction":"up","unit":"metre"}]},"scope":"Engineering survey and construction for Fehmarnbelt tunnel.","area":"Fehmarnbelt area of Denmark and Germany.","bbox":{"south_latitude":54.42,"west_longitude":11.17,"north_latitude":54.76,"east_longitude":11.51},"id":{"authority":"EPSG","code":5597}}