Undefined Character (U+1AFFA)

Plane:	Supplementary Multilingual Plane, U+10000 - U+1FFFF^[1]
HTML Entity:	`𚿺` `𚿺`
UTF-8 Encoding:	`0xF0 0x9A 0xBF 0xBA`
UTF-16 Encoding:	`0xD82B 0xDFFA`
UTF-32 Encoding:	`0x0001AFFA`

References