To override the Content-type in your clients HTTP Accept Header, append  the .json suffix or  ?format=json
To embed the response in a jsonp callback, append ?callback=myCallback
        
        HTTP + JSON
         The following are sample HTTP requests and responses. 
            The placeholders shown need to be replaced with actual values.
POST /json/reply/VehicleImageUpdateRequest HTTP/1.1 
Host: api.homenetiol.com 
Content-Type: application/json
Content-Length: length
{"ImageFileName":"String","ImagePosition":0,"InventoryLotId":0,"PhotoPackageGuideDefinitionXrefID":0,"PhotoGuideDefinitionCaption":"String","Vin":"String"}
 
HTTP/1.1 200 OK
Content-Type: application/json
Content-Length: length
{"ImageFileName":"String","IsVehicleDeleted":false,"IsVehicleImageDeleted":false,"ResponseMessageKind":"None"}