QVD height - ESRI:105799

WKT

VERTCS["QVD_height", 
	VDATUM["Qatari_Vertical_Datum"], 
	PARAMETER["Vertical_Shift", 0.0], 
	PARAMETER["Direction", 1.0], 
	UNIT["Meter", 1.0]]

WKT2

VERTCRS["QVD_height", 
	VDATUM["Qatari_Vertical_Datum"], 
	CS[vertical, 1], 
	AXIS["Gravity-related height (H)", up, 
		LENGTHUNIT["Meter", 1.0]], 
	ID["Esri", "105799"]]

Data from @esri/proj-codes

{
  "wkid": 105799,
  "latestWkid": 105799,
  "macro": "PE_VCS_QVD_HT",
  "name": "QVD_height",
  "wkt": "VERTCS[\"QVD_height\",VDATUM[\"Qatari_Vertical_Datum\"],PARAMETER[\"Vertical_Shift\",0.0],PARAMETER[\"Direction\",1.0],UNIT[\"Meter\",1.0]]",
  "wkt2": "VERTCRS[\"QVD_height\",VDATUM[\"Qatari_Vertical_Datum\"],CS[vertical,1],AXIS[\"Gravity-related height (H)\",up,LENGTHUNIT[\"Meter\",1.0]],ID[\"Esri\",\"105799\"]]",
  "description": "QVD height",
  "authority": "Esri",
  "version": "13.5.0",
  "deprecated": "no",
  "areaname": "Qatar - onshore",
  "extent": {
    "slat": 24.55,
    "nlat": 26.2,
    "llon": 50.69,
    "rlon": 51.68
  }
}