Journey-Notes section of task comprises of emoji? (Configuration - checklist template > create task)

Summary:

As per requirement, I have configured journey's tasks.

Navigation: Setup and maintenance - task icon - checklist template

While doing task configuration, I have added text under notes section and also added emoji but when journey triggered to pending worker that emoji is coming as a question mark

Content (required):

Question mark came instead of emoji

Version (include the version you are using, if applicable):

Code Snippet (add any code snippets that support your topic, if applicable):