Transaction not yet indexed

668qGENLfkATyJAfj8UdBbqqqJwTCJEXufFcQ4mKxKZCn7p32zSDCpJCot3jsvkyDMPBFZEEX2nk9QZXUpyJ3HYe

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