Transaction not yet indexed

21FF1CfHZmPRW7X9PDcCdtjGdCjaWzeLx7mBnALSFZ2Hj2YEpPu5SM1wxVfJQQRepgCaQqwDaM2ZEFXGb9ER4GSq

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