MediaWiki:Apihelp-query+deletedrevisions-param-prop/en

Which properties to get:
 * revid:Adds the revision ID of the deleted revision.
 * parentid:Adds the revision ID of the previous revision to the page.
 * user:Adds the user who made the revision.
 * userid:Adds the user ID who made the revision.
 * comment:Adds the comment of the revision.
 * parsedcomment:Adds the parsed comment of the revision.
 * minor:Tags if the revision is minor.
 * len:Adds the length (bytes) of the revision.
 * sha1:Adds the SHA-1 (base 16) of the revision.
 * content:Adds the content of the revision.
 * tags:Tags for the revision.