Minimessage not working for nickname

### Type of bug

Other unexpected behaviour

### `/ess dump all` output

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### Error log (if applicable)

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### Bug description

<img width="428" height="22" alt="Image" src="https://github.com/user-attachments/assets/7a8c71f2-63ad-4207-8b60-0c3bbae70b90" /> For example

### Steps to reproduce

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### Expected behaviour

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### Actual behaviour

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### Additional Information

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