How to set a caption on a button programatically for multi language

I have multilanguage on but dont know how to put the property it literally prints this text
btnEvaluation.setCaption("msg://task.evaluations/create");

image

How can I put the Multilanguage label programmatically?

Thank you

https://docs.jmix.io/1.x/jmix/1.5/localization/message-bundles.html