Transaction not yet indexed

668wErvLT1eBNoonubVJTrqJt1Mbc892GeZBJ39YbKNfhk8sPMzXDHYYj9dF5CZ2Rn9Uii2qffUPmAvxMoZYKcpq

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