サードパーティ製ライブラリを使用してNSLog印刷配列NSArrayまたは辞書NSDictionaryにU先頭文字化けしを発生させる解決策

- (void)logDic:(NSDictionary *)dic
{
    NSString *tempStr1 = [[dic description] stringByReplacingOccurrencesOfString:@"\\u" withString:@"\\U"];
    NSString *tempStr2 = [tempStr1 stringByReplacingOccurrencesOfString:@"\"" withString:@"\\\""];
    NSString *tempStr3 = [[@"\"" stringByAppendingString:tempStr2] stringByAppendingString:@"\""];
    NSData *tempData = [tempStr3 dataUsingEncoding:NSUTF8StringEncoding];
    NSString *str = [NSPropertyListSerialization propertyListFromData:tempData mutabilityOption:NSPropertyListImmutable format:NULL errorDescription:NULL];
    NSLog(@"dic:%@",str);
}