setActionAttachmentAiProofingGuideline

Mutation

Mark or unmark an action attachment as AI proofing guidelines for the action and all subactions. Folder attachments include supported nested files. Access: action editors in a workspace with Proofing & Approvals enabled. Errors: inaccessible action, missing attachment, unsupported source. Safe to repeat; use enabled: false to remove the designation. Does not modify other attachments.

Returns ActionAttachment !.