gistfile1.m

NSNumber* appHasMoved = [JSON objectForKey:@"app_has_moved"];
if(appHasMoved != nil && [appHasMoved boolValue]) {        
  // Notify the user that the app has moved.
  [[NSNotificationCenter defaultCenter] postNotificationName:@"AppHasMoved"
    object:self 
    userInfo:@{
      @"new_app_location" : [JSON objectForKey:@"new_app_location"], 
      @"app_has_moved_message" : [JSON objectForKey:@"app_has_moved_message"], 
      @"app_has_moved_title" : [JSON objectForKey:@"app_has_moved_title"]
    }
  ];
}