Try
constructor(id: Any, version: Optional<Any?> = Optional.Absent, showBcs: Optional<Boolean?> = Optional.Absent, showOwner: Optional<Boolean?> = Optional.Absent, showPreviousTransaction: Optional<Boolean?> = Optional.Absent, showContent: Optional<Boolean?> = Optional.Absent, showDisplay: Optional<Boolean?> = Optional.Absent, showType: Optional<Boolean?> = Optional.Absent, showStorageRebate: Optional<Boolean?> = Optional.Absent)