@class NSString;
@interface FCCKDatabaseUserAuthenticationMiddleware : NSObject <FCCKDatabaseOperationMiddleware> {
BOOL _privateDataSyncingEnabled;
}
@property (readonly) unsigned long long hash;
@property (readonly) Class superclass;
@property (readonly, copy) NSString *description;
@property (readonly, copy) NSString *debugDescription;
- (id)init;
- (long long)database:(id)a0 willEnqueueOperation:(id)a1 error:(id *)a2;
@end