Transaction not yet indexed

66C6MttwRYFVyKrqEFfJffgHwgQNnAKDPcS4a1cFJhnxqsqXJeqMoQCYgtQEMRw5JiAArW968JxQmcSR1BNET322

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