Transaction not yet indexed

21yo16TKFALbEKmH6kwUZ8KNmPSBKFPGDzg3wJnymooyehaxT4W1ETTYG7pUtre3gmaqx1ebDTR4zWseuZmTeXNk

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