Transaction not yet indexed

668PRFDM9Fm5yTPKFh8gAz2wGtd7wdXxNMiWaiBJZ7rdBLXzr8VJbuRwMoYbzhaBL7bdBvYBUdNghxgF92zjZ1eX

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