VERTCRS["Auckland 1946 height",
    VDATUM["Auckland 1946"],
    CS[vertical,1],
        AXIS["gravity-related height (H)",up,
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["Geodesy, engineering survey, topographic mapping."],
        AREA["New Zealand - North Island - Auckland vertical CRS area."],
        BBOX[-37.67,174,-36.12,176.17]],
    ID["EPSG",5759]]