Transaction not yet indexed

666dE6UGtCEBeGcUSWRwyapnvLSALWJ3umngje5wPsLnSG3RFgtHsGsQPKg52H4WFNN1YUucc3wM9VWWmqEmHuL4

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