Upvote:11 

- (void)application:(UIApplication *)application didReceiveRemoteNotification:(NSDictionary *)userInfo fetchCompletionHandler:(void (^)(UIBackgroundFetchResult))completionHandler {

  if([[userInfo objectForKey:@"reset"] boolValue]){
    [[UIApplication sharedApplication] setApplicationIconBadgeNumber: 0];
  }

}

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