Undefined Character (U+A637)

Block:	Vai, U+A500 - U+A63F^[1]
Plane:	Basic Multilingual Plane, U+0000 - U+FFFF^[1]
HTML Entity:	`꘷` `꘷`
UTF-8 Encoding:	`0xEA 0x98 0xB7`
UTF-16 Encoding:	`0xA637`
UTF-32 Encoding:	`0x0000A637`

References