SIRGAS-ROU98 - EPSG:5381

WKT

GEOGCS["GCS_SIRGAS-ROU98", 
	DATUM["D_SIRGAS-ROU98", 
		SPHEROID["WGS_1984", 6378137.0, 298.257223563]], 
	PRIMEM["Greenwich", 0.0], 
	UNIT["Degree", 0.0174532925199433]]

WKT2

GEOGCRS["GCS_SIRGAS-ROU98", 
	DATUM["D_SIRGAS-ROU98", 
		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], 
	ID["EPSG", "5381"]]

Data from @esri/proj-codes

{
  "wkid": 5381,
  "latestWkid": 5381,
  "macro": "PE_GCS_SIRGAS_ROU98",
  "name": "GCS_SIRGAS-ROU98",
  "wkt": "GEOGCS[\"GCS_SIRGAS-ROU98\",DATUM[\"D_SIRGAS-ROU98\",SPHEROID[\"WGS_1984\",6378137.0,298.257223563]],PRIMEM[\"Greenwich\",0.0],UNIT[\"Degree\",0.0174532925199433]]",
  "wkt2": "GEOGCRS[\"GCS_SIRGAS-ROU98\",DATUM[\"D_SIRGAS-ROU98\",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],ID[\"EPSG\",\"5381\"]]",
  "description": "SIRGAS-ROU98",
  "authority": "EPSG",
  "version": "7.6.8(10.1.0)",
  "deprecated": "no",
  "areaname": "Uruguay",
  "extent": {
    "slat": -37.77,
    "nlat": -30.09,
    "llon": -58.49,
    "rlon": -50.01
  }
}