@class NSError, PXMediaProvider; @protocol PXDisplayAsset, PXStoryResource; @interface PXStoryDisplayAssetResourcePreloadingOperation : PXAsyncOperation @property double startTime; @property (retain, nonatomic) NSError *error; @property (readonly, nonatomic) id resource; @property (readonly, nonatomic) id displayAsset; @property (readonly, nonatomic) PXMediaProvider *mediaProvider; @property (copy, nonatomic) id /* block */ progressHandler; - (id)init; - (void).cxx_destruct; - (id)initWithDisplayAssetResource:(id)a0 mediaProvider:(id)a1; - (void)px_finishIfPossible; - (void)px_start; @end