Transaction not yet indexed

668NuF3TXcszpPLfuVDoYXwxpyP1jgEHFc2G7nBz7K1hmm4jbFXprodC2NapfgmHvmwUtR8qCwBF5MJPT6C4uFf8

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