Finalize a previously uploaded seller case attachment.
This is step 2 of the case attachment flow.
Validation:
imageId must match the expected URN shape for the case and attachment ID.Responses:
400 for invalid IDs or unfinished uploads.404 when the case is missing/not owned.Bearer authentication header of the form Bearer <token>, where <token> is your auth token.
Case ID
Image identifier to finalize upload
Image identifier