Undefined Character (U+13873)

Plane:	Supplementary Multilingual Plane, U+10000 - U+1FFFF^[1]
HTML Entity:	`𓡳` `𓡳`
UTF-8 Encoding:	`0xF0 0x93 0xA1 0xB3`
UTF-16 Encoding:	`0xD80E 0xDC73`
UTF-32 Encoding:	`0x00013873`

References