let imageData = UIImageJPEGRepresentation(pickedImage, 30)!

        Alamofire.upload(imageData, to: "ftp://username:password@ip:21/")
          //  .authenticate(user: "administrator", password: "oasis210308ftp")
            .uploadProgress{ Progress in print("Upload Progress : (Progress.fractionCompleted)")}
            .responseJSON(completionHandler: { response in
                debugPrint(response)
            })

responseSerializationFailed(Alamofire.AFError.ResponseSerializationFailureReason.jsonSerializationFailed(Error Domain=NSCocoaErrorDomain Code=3840 "Number with minus sign but no digits around character 1." UserInfo={NSDebugDescription=Number with minus sign but no digits around character 1.}))