Transaction not yet indexed

668WcvHeSbW7kDKyRvLXMSo9oWd91jdoKqexvQvwUdwXe12K9sDsYuq5dSSUfngwADdMBEdanYnbRd9gsukjN8rc

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