I'd say headers.
This is my favorite implementation, GitHub API V3, using the Link header.
Link
Are you sure you want to hide this comment? It will become hidden in your post, but will still be visible via the comment's permalink.
Hide child comments as well
Confirm
For further actions, you may consider blocking this person and/or reporting abuse
We're a place where coders share, stay up-to-date and grow their careers.
I'd say headers.
This is my favorite implementation, GitHub API V3, using the
Link
header.