Transaction not yet indexed

668LbKab34yPPWtNPmSNfaendJBFo1mj1fE2CqEBWc4qpiHPWM2z6aiUKtjBGN2t7CT4ZHagAVdn6KFHut7CSBC5

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