Undefined Character (U+1E5FF)

Plane:	Supplementary Multilingual Plane, U+10000 - U+1FFFF^[1]
HTML Entity:	`𞗿` `𞗿`
UTF-8 Encoding:	`0xF0 0x9E 0x97 0xBF`
UTF-16 Encoding:	`0xD839 0xDDFF`
UTF-32 Encoding:	`0x0001E5FF`

References