Undefined Character (U+16DE4)

Plane:	Supplementary Multilingual Plane, U+10000 - U+1FFFF^[1]
HTML Entity:	`𖷤` `𖷤`
UTF-8 Encoding:	`0xF0 0x96 0xB7 0xA4`
UTF-16 Encoding:	`0xD81B 0xDDE4`
UTF-32 Encoding:	`0x00016DE4`

References