Optional_linksLink references to related REST resources.
OptionalcommentReference to a specific version of the comment added/edited/deleted in this revision.
OptionalfieldsMap of field and values for the work item.
OptionalidThe work item ID.
OptionalrelationsRelations of the work item.
OptionalrevRevision number of the work item.
OptionalurlREST URL for the resource.
Describes a work item.