iMessage stickers too small when put on text message bubble

App & System Services General Messages

Vimy OP

Created Jul ’20

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I'm having a weird problem. My stickers are too small when I put them on a text bubble.
All images are 618x618. Sticker Size is set to 4 or 3 column in Xcode.
Example: imgur.com/a/SYrjKe4

What am I doing wrong?

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