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

Which properties to get for each revision:
 * ids:The ID of the revision.
 * flags:Revision flags (minor).
 * timestamp:The timestamp of the revision.
 * user:User that made the revision.
 * userid:User ID of revision creator.
 * size:Length (bytes) of the revision.
 * sha1:SHA-1 (base 16) of the revision.
 * contentmodel:Content model ID.
 * comment:Comment by the user for revision.
 * parsedcomment:Parsed comment by the user for the revision.
 * content:Text of the revision.
 * tags:Tags for the revision.