Transaction not yet indexed

5Sb6UEH6JQ9PR7UKYsAcHsJHWTxw4Rf5rEkodHqp8DSTMpVbp4Xxn6XzPpPE992oTTXnmDcYPSqUCPubGqZ6Jnvv

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