Info is missing for 'Subscribe' button on shared page.

Steps to reproduce

1. Create Page

2. Click External share > Create

3. Share with External user

4. Navigate to Subscribe button

5. Observer Info is missing

Expected result

Info should be displayed on/above

Actual result

My Account button is displayed bright on navigation.

Instead of adding info we changed the name of subscribe button from 'subscribe' to 'start watching' on single page, jql, roadmap and board.