Transaction not yet indexed

66MUC18ER9BCJVop9RT8aKhgWgmA7EfK9fRfwmsLMRaUg21LaKGeeRxjYXGyYgXgiLuvQUcvJQrKQduDo2s4vfb2

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