Transaction not yet indexed

64a6MKDPeCk66TC5iewXybGUg48vMQZdai4eGwJaQcK8752qqubBzMZRRvRS1vRXk61hBCqGNDhpWKp1f2RSiUcF

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