Undefined Character (U+167F4)

Plane:	Supplementary Multilingual Plane, U+10000 - U+1FFFF^[1]
HTML Entity:	`𖟴` `𖟴`
UTF-8 Encoding:	`0xF0 0x96 0x9F 0xB4`
UTF-16 Encoding:	`0xD819 0xDFF4`
UTF-32 Encoding:	`0x000167F4`

References