Undefined Character (U+1FF77)

Plane:	Supplementary Multilingual Plane, U+10000 - U+1FFFF^[1]
HTML Entity:	`🽷` `🽷`
UTF-8 Encoding:	`0xF0 0x9F 0xBD 0xB7`
UTF-16 Encoding:	`0xD83F 0xDF77`
UTF-32 Encoding:	`0x0001FF77`

References