As character names:

U+1DA09 SIGNWRITING FACE DIRECTION POSITION NOSE UP OR DOWN TILTING character (𝨉)

As raw characters:

𝨉

As a string of HTML entities:

𝨉

Decoder output:

Byte number 1 is decimal 240, hex 0xF0, octal \360, binary 11110000
This is the first byte of a 4 byte sequence.

Byte number 2 is decimal 157, hex 0x9D, octal \235, binary 10011101
This is continuation byte 1, expecting 2 more.

Byte number 3 is decimal 168, hex 0xA8, octal \250, binary 10101000
This is continuation byte 2, expecting 1 more.

Byte number 4 is decimal 137, hex 0x89, octal \211, binary 10001001
This is continuation byte 3, expecting 0 more.

U+1DA09	SIGNWRITING FACE DIRECTION POSITION NOSE UP OR DOWN TILTING