Transaction not yet indexed

666HLsMWPgdG9fLr1TiyfXUdUsANjWgkMGiHJ3FYvQnZ118LCnvjSeqME4W6uZi8MGWjP5wBeNYhVe38kRDg7sRj

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