Transaction not yet indexed

NFf6vfHpvCzCDvDpQSW7vASHuV2MTT9bhCCEHnP7eQoyNo327fngj9B3XdiiiBdNBbYuXtbv5z7oeqLYRrE7f4Z

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.