Transaction not yet indexed

668Jmkt6rd2swE7rAz1ChSSFHcabDjWhCQQUYKCMNmJmYw4eXQTDFAywGvbACAniq3cx1xTo7ZsMbja2cZPWaAoe

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