{"$schema":"https://proj.org/schemas/v0.7/projjson.schema.json","type":"VerticalReferenceFrame","name":"Poolbeg","scope":"Topographic mapping.","area":"Ireland - onshore. United Kingdom (UK) - Northern Ireland (Ulster) - onshore.","bbox":{"south_latitude":51.39,"west_longitude":-10.56,"north_latitude":55.43,"east_longitude":-5.34},"id":{"authority":"EPSG","code":5152}}