Transaction not yet indexed

668SFEazkKqbKuGHf8rogs4uVk2Me1EK7A7wimxHpy3APZ8XdQTBC8YGNtB5buCR3L2Hufiwuhx1cybKp43nT7Hn

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