How to tag a keyword to a recording of an engagement in Live Experience?

Summary:

Live Experience has an option where we can create keywords to be tagged to recordings to make it easy to search for a particular recording later. The creation of a keyword is straight forward, but how to tag it to a recording.

Content (required):

My Test user has Administrator, Associate and Supervisor roles assigned to it.

These are the Keywords created.

Now, the question is how to tag a recording of the engagement with the keyword.

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

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