Undefined Character (U+13687)

Plane:	Supplementary Multilingual Plane, U+10000 - U+1FFFF^[1]
HTML Entity:	`𓚇` `𓚇`
UTF-8 Encoding:	`0xF0 0x93 0x9A 0x87`
UTF-16 Encoding:	`0xD80D 0xDE87`
UTF-32 Encoding:	`0x00013687`

References