{"$schema":"https://proj.org/schemas/v0.7/projjson.schema.json","type":"VerticalCRS","name":"MSL NL depth","datum":{"type":"VerticalReferenceFrame","name":"Mean Sea Level Netherlands"},"coordinate_system":{"subtype":"vertical","axis":[{"name":"Depth","abbreviation":"D","direction":"down","unit":"metre"}]},"scope":"Hydrography, drilling, offshore engineering.","area":"Netherlands - offshore North Sea and nearshore.","bbox":{"south_latitude":51.32,"west_longitude":2.53,"north_latitude":55.77,"east_longitude":7.21},"id":{"authority":"EPSG","code":9288}}