Undefined Character (U+16A84)

Plane:	Supplementary Multilingual Plane, U+10000 - U+1FFFF^[1]
HTML Entity:	`𖪄` `𖪄`
UTF-8 Encoding:	`0xF0 0x96 0xAA 0x84`
UTF-16 Encoding:	`0xD81A 0xDE84`
UTF-32 Encoding:	`0x00016A84`

References