POSGAR 1994 Argentina Zone 7 - EPSG:22187

WKT

PROJCS["POSGAR_1994_Argentina_Zone_7", 
	GEOGCS["GCS_POSGAR_1994", 
		DATUM["D_POSGAR_1994", 
			SPHEROID["WGS_1984", 6378137.0, 298.257223563]], 
		PRIMEM["Greenwich", 0.0], 
		UNIT["Degree", 0.0174532925199433]], 
	PROJECTION["Transverse_Mercator"], 
	PARAMETER["False_Easting", 7500000.0], 
	PARAMETER["False_Northing", 0.0], 
	PARAMETER["Central_Meridian", -54.0], 
	PARAMETER["Scale_Factor", 1.0], 
	PARAMETER["Latitude_Of_Origin", -90.0], 
	UNIT["Meter", 1.0]]

WKT2

PROJCRS["POSGAR_1994_Argentina_Zone_7", 
	BASEGEOGCRS["GCS_POSGAR_1994", 
		DATUM["D_POSGAR_1994", 
			ELLIPSOID["WGS_1984", 6378137.0, 298.257223563]], 
		PRIMEM["Greenwich", 0.0], 
		CS[ellipsoidal, 2], 
		AXIS["Latitude (lat)", north, 
			ORDER[1]], 
		AXIS["Longitude (lon)", east, 
			ORDER[2]], 
		ANGLEUNIT["Degree", 0.0174532925199433]], 
	CONVERSION["Transverse_Mercator", 
		METHOD["Transverse_Mercator"], 
		PARAMETER["False_Easting", 7500000.0], 
		PARAMETER["False_Northing", 0.0], 
		PARAMETER["Central_Meridian", -54.0], 
		PARAMETER["Scale_Factor", 1.0], 
		PARAMETER["Latitude_Of_Origin", -90.0]], 
	CS[Cartesian, 2], 
	AXIS["Northing (Y)", north, 
		ORDER[1]], 
	AXIS["Easting (X)", east, 
		ORDER[2]], 
	LENGTHUNIT["Meter", 1.0], 
	ID["EPSG", "22187"]]

Data from @esri/proj-codes

{
  "wkid": 22187,
  "latestWkid": 22187,
  "gcsWkid": 4694,
  "macro": "PE_PCS_POSGAR_1994_ARGENTINA_7",
  "name": "POSGAR_1994_Argentina_Zone_7",
  "wkt": "PROJCS[\"POSGAR_1994_Argentina_Zone_7\",GEOGCS[\"GCS_POSGAR_1994\",DATUM[\"D_POSGAR_1994\",SPHEROID[\"WGS_1984\",6378137.0,298.257223563]],PRIMEM[\"Greenwich\",0.0],UNIT[\"Degree\",0.0174532925199433]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"False_Easting\",7500000.0],PARAMETER[\"False_Northing\",0.0],PARAMETER[\"Central_Meridian\",-54.0],PARAMETER[\"Scale_Factor\",1.0],PARAMETER[\"Latitude_Of_Origin\",-90.0],UNIT[\"Meter\",1.0]]",
  "wkt2": "PROJCRS[\"POSGAR_1994_Argentina_Zone_7\",BASEGEOGCRS[\"GCS_POSGAR_1994\",DATUM[\"D_POSGAR_1994\",ELLIPSOID[\"WGS_1984\",6378137.0,298.257223563]],PRIMEM[\"Greenwich\",0.0],CS[ellipsoidal,2],AXIS[\"Latitude (lat)\",north,ORDER[1]],AXIS[\"Longitude (lon)\",east,ORDER[2]],ANGLEUNIT[\"Degree\",0.0174532925199433]],CONVERSION[\"Transverse_Mercator\",METHOD[\"Transverse_Mercator\"],PARAMETER[\"False_Easting\",7500000.0],PARAMETER[\"False_Northing\",0.0],PARAMETER[\"Central_Meridian\",-54.0],PARAMETER[\"Scale_Factor\",1.0],PARAMETER[\"Latitude_Of_Origin\",-90.0]],CS[Cartesian,2],AXIS[\"Northing (Y)\",north,ORDER[1]],AXIS[\"Easting (X)\",east,ORDER[2]],LENGTHUNIT[\"Meter\",1.0],ID[\"EPSG\",\"22187\"]]",
  "description": "POSGAR 1994 Argentina Zone 7",
  "authority": "EPSG",
  "version": "7.4.8(9.2.0)",
  "deprecated": "no",
  "areaname": "Argentina - east of 55.5~W onshore",
  "extent": {
    "slat": -28.11,
    "nlat": -25.49,
    "llon": -55.5,
    "rlon": -53.65
  }
}