Undefined Character (U+13AF9)

Plane:	Supplementary Multilingual Plane, U+10000 - U+1FFFF^[1]
HTML Entity:	`𓫹` `𓫹`
UTF-8 Encoding:	`0xF0 0x93 0xAB 0xB9`
UTF-16 Encoding:	`0xD80E 0xDEF9`
UTF-32 Encoding:	`0x00013AF9`

References