Undefined Character (U+1E5EF)

Plane:	Supplementary Multilingual Plane, U+10000 - U+1FFFF^[1]
HTML Entity:	`𞗯` `𞗯`
UTF-8 Encoding:	`0xF0 0x9E 0x97 0xAF`
UTF-16 Encoding:	`0xD839 0xDDEF`
UTF-32 Encoding:	`0x0001E5EF`

References