VERTCRS["INAGeoid2020 v1 height",
    VDATUM["Indonesian Geoid 2020 version 1"],
    CS[vertical,1],
        AXIS["gravity-related height (H)",up,
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["Geodesy, engineering survey, topographic mapping."],
        AREA["Indonesia - onshore and offshore."],
        BBOX[-13.95,92.01,7.79,141.46]],
    ID["EPSG",9471]]