Update the annotation state of a queue item for the current annotator.
Basic authentication header of the form Basic <encoded-value>, where <encoded-value> is the base64-encoded string username:password.
Request body for updating annotation progress (queue_id and item_id come from path).
Note: wb_user_id is not included in the body - it's set server-side from the authenticated session.
Successful Response
Response from updating annotation state.
Schema for annotation queue item responses.