Optional_linksLink references to related REST resources.
OptionalfieldsList of updates to fields.
OptionalidID of update.
OptionalrelationsList of updates to relations.
OptionalrevThe revision number of work item update.
OptionalrevisedIdentity for the work item update.
OptionalrevisedThe work item updates revision date.
OptionalurlREST URL for the resource.
OptionalworkThe work item ID.
Describes an update to a work item.