{"$schema":"https://proj.org/schemas/v0.7/projjson.schema.json","type":"VerticalCRS","name":"Lerwick height","datum":{"type":"VerticalReferenceFrame","name":"Lerwick"},"coordinate_system":{"subtype":"vertical","axis":[{"name":"Gravity-related height","abbreviation":"H","direction":"up","unit":"metre"}]},"scope":"Geodesy, engineering survey.","area":"United Kingdom (UK) - Great Britain - Scotland - Shetland Islands onshore.","bbox":{"south_latitude":59.83,"west_longitude":-1.78,"north_latitude":60.87,"east_longitude":-0.67},"id":{"authority":"EPSG","code":5742}}