The Server shall provide the document(s) indicated in the request. In order to parse the bulk data items it is necessary to also retrieve the corresponding metadata for the specified Study, Series, or Instance.
The Server shall return the document(s), or an error code when the document(s) cannot be returned. If the server cannot convert all of the data to any of the requested media types/Transfer Syntaxes, then an error code shall be returned, either a "Not Acceptable" response if no data is returned or a "Partial Content" response if only some data is returned.
The client can compare the SOP Instance UIDs or bulk data URLs in the metadata and the message response to determine which bulk data elements have been returned.
All response formats have a content type of multipart/related with a message boundary separator. The response format depends on the Accept header specified in the request.
Content-Type:
multipart/related; type=application/dicom; boundary={MessageBoundary}
The entire multipart response contains every instance for the specified Series that can be converted to one of the requested Transfer Syntaxes.
Each item in the multipart response represents a DICOM SOP Instance with the following http headers:
Content-Type: application/dicom