Invalid DKIM

I have followed the official tutorial for perfect email setup, but when i check for https://www.mail-tester.com/, it says my DKIM is invalid, my score is 4.7. what am i doing wrong? im on Digital ocean and using godaddy for domain.
please help!

If you follow it very carefully, everything will be alright → Achieve 10/10 Email score with CyberPanel! - CyberPanel

You need to be double sure when DNS is not hosted with CyberPanel.