Transaction not yet indexed

21Zb7Az3j5PW7Hf5wQ9wfKcvgQ6H3pYwPdAXurAkZS7c1vPPz69qHd326ja4rcaaKCdoTxSpn7okU6fcZbcNF4k1

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