Undefined Character (U+14257)

Plane:	Supplementary Multilingual Plane, U+10000 - U+1FFFF^[1]
HTML Entity:	`𔉗` `𔉗`
UTF-8 Encoding:	`0xF0 0x94 0x89 0x97`
UTF-16 Encoding:	`0xD810 0xDE57`
UTF-32 Encoding:	`0x00014257`

References