To override the Content-type in your clients, use the HTTP Accept Header, append  the .other suffix or  ?format=other
        
        HTTP + OTHER
         The following are sample HTTP requests and responses. 
            The placeholders shown need to be replaced with actual values.
POST /documents/containerItems HTTP/1.1 
Host: initiation-pen.sirva.com 
Accept: text/jsonl
Content-Type: text/jsonl
Content-Length: length
{"ExternalId":"String"}
 
HTTP/1.1 200 OK
Content-Type: text/jsonl
Content-Length: length
{"ContainerItems":["String"],"Message":"String","IsSuccess":false}