Code point
U+1F8B7
Glyph appearance depends on your fonts.
U+1F8B7
SoU+1F8B7 NEGATIVE SQUARED DOWNWARDS ARROW is a Unicode 16.0.0 character in the Other Symbol category. It belongs to the Supplemental Arrows-C block.
Choose the representation you need, then copy its value.
U+1F8B7
129207
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F0 9F A2 B7
D83E DCB7
0001F8B7
%F0%9F%A2%B7
\U0001F8B7
\u{1F8B7}
\uD83E\uDCB7
\1F8B7