Returns a list of Comment objects.
Check comments done in VT Community regarding a specific URL.
See URL identifiers from more information about how to generate a valid URL identifier for a URL.
data: list of ("comment" objects)[ref:comment-object].
links: contains "self" with a reference to this group of comments and "next", with a reference to the next group.
cursor: contains the cursor token used to access the next group of comments.