Transaction not yet indexed

66bMmC8Tx8EHvRvRGVo2B6mJ7VnfAactiKQ17TwV4EfBEwDBHzM7u8d7CpC9f3ZErANRLTUfQTPZzDmCM7xPoLc

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