{"$schema":"https://proj.org/schemas/v0.7/projjson.schema.json","type":"VerticalCRS","name":"Menorca height","datum":{"type":"VerticalReferenceFrame","name":"Menorca"},"coordinate_system":{"subtype":"vertical","axis":[{"name":"Gravity-related height","abbreviation":"H","direction":"up","unit":"metre"}]},"scope":"Geodesy, engineering survey, topographic mapping.","area":"Spain - Balearic Islands - Menorca onshore.","bbox":{"south_latitude":39.75,"west_longitude":3.73,"north_latitude":40.15,"east_longitude":4.39},"id":{"authority":"EPSG","code":9393}}