- (void) loadFolderContent
{

        [self.liveClient getWithPath:@"file.3f40e27093d2e59e.3F40E27093D2E59E!306"
                            delegate:self
                           userState:@"load-file-content"];
    }


- (void) liveOperationSucceeded:(LiveOperation *)operation
{
    if ([operation.userState isEqual:@"load-file-content"])
    {
        LiveDownloadOperation *downloadOp = (LiveDownloadOperation *)operation;
        [downloadOp.data writeToFile:@"example.pdf" atomically:YES];
    }
}

[downloadOp.data writeToFile:@"example.pdf" atomically:YES]

-[LiveOperation data]: unrecognized selector sent to instance 0xacde910
*** Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '-[LiveOperation data]: unrecognized selector sent to instance 0xacde910'
*** First throw call stack:
(
    0   CoreFoundation                      0x028881e4 __exceptionPreprocess + 180
    1   libobjc.A.dylib                     0x026078e5 objc_exception_throw + 44
    2   CoreFoundation                      0x02925243 -[NSObject(NSObject) doesNotRecognizeSelector:] + 275
    3   CoreFoundation                      0x0287850b ___forwarding___ + 1019
    4   CoreFoundation                      0x028780ee _CF_forwarding_prep_0 + 14
    5   DemoApp                    0x000410f3 -[CFFlipsideViewController liveOperationSucceeded:] + 515
    6   DemoApp                    0x00050ed7 -[LiveOperationCore operationCompleted] + 335
    7   DemoApp                    0x00051060 -[LiveOperationCore connectionDidFinishLoading:] + 35
    8   Foundation                          0x023d0e49 ___NSURLConnectionDidFinishLoading_block_invoke + 40
    9   Foundation                          0x023677e1 __65-[NSURLConnectionInternal _withConnectionAndDelegate:onlyActive:]_block_invoke + 62
    10  Foundation                          0x021eff5e -[NSURLConnectionInternalConnection invokeForDelegate:] + 119
    11  Foundation                          0x021efec6 -[NSURLConnectionInternal _withConnectionAndDelegate:onlyActive:] + 208
    12  Foundation                          0x021efdd8 -[NSURLConnectionInternal _withActiveConnectionAndDelegate:] + 76
    13  Foundation                          0x021f0188 _NSURLConnectionDidFinishLoading + 43
    14  CFNetwork                           0x02d1869f ___ZN27URLConnectionClient_Classic26_delegate_didFinishLoadingEU13block_pointerFvvE_block_invoke + 111
    15  CFNetwork                           0x02d163de ___ZN27URLConnectionClient_Classic18_withDelegateAsyncEPKcU13block_pointerFvP16_CFURLConnectionPK33CFURLConnectionClientCurrent_VMaxE_block_invoke_2 + 104
    16  CoreFoundation                      0x02829c69 CFArrayApplyFunction + 57
    17  CFNetwork                           0x02c7f441 _ZN19RunloopBlockContext7performEv + 155
    18  CFNetwork                           0x02d613f4 _ZThn16_N19RunloopBlockContext24multiplexerClientPerformEv + 20
    19  CFNetwork                           0x02c7f257 _ZN17MultiplexerSource7performEv + 299
    20  CFNetwork                           0x02c7f06c _ZN17MultiplexerSource8_performEPv + 76
    21  CoreFoundation                      0x0281177f __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 15
    22  CoreFoundation                      0x0281110b __CFRunLoopDoSources0 + 235
    23  CoreFoundation                      0x0282e1ae __CFRunLoopRun + 910
    24  CoreFoundation                      0x0282d9d3 CFRunLoopRunSpecific + 467
    25  CoreFoundation                      0x0282d7eb CFRunLoopRunInMode + 123
    26  GraphicsServices                    0x039785ee GSEventRunModal + 192
    27  GraphicsServices                    0x0397842b GSEventRun + 104
    28  UIKit                               0x012c7f9b UIApplicationMain + 1225

)