Transaction not yet indexed

6664E3n2a51nEBnEbVznERUGTZjTLSBmQ5ACHp33euVTvr2aqJ4ZS8SHNaFYGZZCkbdaneN2E6JHaYVM6k2hpXn

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