Transaction not yet indexed

55121NQr8JxPcrtYErJ2WNb8nLw6BoyuP4sRy16ZfWjiQxhgeDdTxiaRgSxcxAzJWSWfD35tkf7DUAg2Eo6EV4i1

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