EPSG:9399 — La Gomera height

VERTCRS[
    "La Gomera height",
    VDATUM["La Gomera",ID["EPSG",1282]],
    CS[vertical,1,ID["EPSG",6499]],
    AXIS["Gravity-related height (H)",up],
    LENGTHUNIT["metre",1,ID["EPSG",9001]],
    GEOIDMODEL["REGCAN95 to La Gomera height (1)",ID["EPSG",9419]],
    ID["EPSG",9399]
]

+vunits=m +no_defs +type=crs

proj4.defs("EPSG:9399", "+vunits=m +no_defs +type=crs");

{
  "type": "CoordinateReferenceSystem",
  "code": 9399,
  "name": "La Gomera height",
  "kind": "vertical",
  "area": "Spain - Canary Islands - La Gomera",
  "unit": "metre",
  "bbox": [
    27.95,
    -17.39,
    28.26,
    -17.03
  ],
  "proj4": "+vunits=m +no_defs +type=crs"
}

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (9399, 'EPSG', 9399, '+vunits=m +no_defs +type=crs', 'VERT_CS["La Gomera height",VERT_DATUM["La Gomera",2005,AUTHORITY["EPSG","1282"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["EPSG","9399"]]');

PROJECTION
  "+vunits=m"
  "+no_defs"
  "+type=crs"
END

9399=VERT_CS["La Gomera height",VERT_DATUM["La Gomera",2005,AUTHORITY["EPSG","1282"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["EPSG","9399"]]