Undefined Character (U+13DF8)

Plane:	Supplementary Multilingual Plane, U+10000 - U+1FFFF^[1]
HTML Entity:	`𓷸` `𓷸`
UTF-8 Encoding:	`0xF0 0x93 0xB7 0xB8`
UTF-16 Encoding:	`0xD80F 0xDDF8`
UTF-32 Encoding:	`0x00013DF8`

References