Transaction not yet indexed

21LFfTcFSeQMzGHac34eFu9cNfFJkhpBzHgKbEcq7WnqNLgg4e1fmbQNHuPA9im3P8UwkJocAN14DVX7TjU254M5

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