To override the Content-type in your clients, use the HTTP Accept Header, append  the .csv suffix or  ?format=csv
 
		
        
        HTTP + CSV
         The following are sample HTTP requests and responses. 
            The placeholders shown need to be replaced with actual values.
PUT /OrderItemSetFirstClassRequest HTTP/1.1 
Host: cdnapidev.greysheet.com 
Accept: text/csv
Content-Type: text/csv
Content-Length: length
{"ItemId":0,"FirstClass":false,"Id":0,"OrderBy":["String"],"OrderDirections":["Asc"]}
 
HTTP/1.1 200 OK
Content-Type: text/csv
Content-Length: length
{"ItemId":0,"FirstClassPrice":0,"Total":0,"OpCode":0,"ErrorText":"String","RequestTime":"String","ResponseTime":"String","TotalExecutionTime":"String","CachedResponse":false}