GDA2020 BCSG2020 - EPSG:20047

WKT

PROJCS["GDA2020_BCSG2020", 
	GEOGCS["GDA2020", 
		DATUM["GDA2020", 
			SPHEROID["GRS_1980", 6378137.0, 298.257222101]], 
		PRIMEM["Greenwich", 0.0], 
		UNIT["Degree", 0.0174532925199433]], 
	PROJECTION["Transverse_Mercator"], 
	PARAMETER["False_Easting", 150000.0], 
	PARAMETER["False_Northing", 200000.0], 
	PARAMETER["Central_Meridian", 153.0], 
	PARAMETER["Scale_Factor", 0.99999], 
	PARAMETER["Latitude_Of_Origin", -28.0], 
	UNIT["Meter", 1.0]]

WKT2

PROJCRS["GDA2020_BCSG2020", 
	BASEGEOGCRS["GDA2020", 
		DYNAMIC[
			FRAMEEPOCH[2020.0], 
			MODEL["GDA2020-PMM"]], 
		DATUM["GDA2020", 
			ELLIPSOID["GRS_1980", 6378137.0, 298.257222101]], 
		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", 150000.0], 
		PARAMETER["False_Northing", 200000.0], 
		PARAMETER["Central_Meridian", 153.0], 
		PARAMETER["Scale_Factor", 0.99999], 
		PARAMETER["Latitude_Of_Origin", -28.0]], 
	CS[Cartesian, 2], 
	AXIS["Easting (X)", east, 
		ORDER[1]], 
	AXIS["Northing (Y)", north, 
		ORDER[2]], 
	LENGTHUNIT["Meter", 1.0], 
	ID["EPSG", "20047"]]

Data from @esri/proj-codes

{
  "wkid": 20047,
  "latestWkid": 20047,
  "gcsWkid": 7844,
  "macro": "PE_PCS_GDA2020_BCSG2020",
  "name": "GDA2020_BCSG2020",
  "wkt": "PROJCS[\"GDA2020_BCSG2020\",GEOGCS[\"GDA2020\",DATUM[\"GDA2020\",SPHEROID[\"GRS_1980\",6378137.0,298.257222101]],PRIMEM[\"Greenwich\",0.0],UNIT[\"Degree\",0.0174532925199433]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"False_Easting\",150000.0],PARAMETER[\"False_Northing\",200000.0],PARAMETER[\"Central_Meridian\",153.0],PARAMETER[\"Scale_Factor\",0.99999],PARAMETER[\"Latitude_Of_Origin\",-28.0],UNIT[\"Meter\",1.0]]",
  "wkt2": "PROJCRS[\"GDA2020_BCSG2020\",BASEGEOGCRS[\"GDA2020\",DYNAMIC[FRAMEEPOCH[2020.0],MODEL[\"GDA2020-PMM\"]],DATUM[\"GDA2020\",ELLIPSOID[\"GRS_1980\",6378137.0,298.257222101]],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\",150000.0],PARAMETER[\"False_Northing\",200000.0],PARAMETER[\"Central_Meridian\",153.0],PARAMETER[\"Scale_Factor\",0.99999],PARAMETER[\"Latitude_Of_Origin\",-28.0]],CS[Cartesian,2],AXIS[\"Easting (X)\",east,ORDER[1]],AXIS[\"Northing (Y)\",north,ORDER[2]],LENGTHUNIT[\"Meter\",1.0],ID[\"EPSG\",\"20047\"]]",
  "description": "GDA2020 BCSG2020",
  "authority": "EPSG",
  "version": "10.075(13.1.0)",
  "deprecated": "no",
  "areaname": "Australia - Brisbane",
  "extent": {
    "slat": -29.36,
    "nlat": -24.64,
    "llon": 152.37,
    "rlon": 153.69
  }
}