Transaction not yet indexed

668Q34ZGCSTsDEv7GUnN8bmD4WdmQaKydATp1oqPewmjwksZyGuAgxMEpKtMD2VPCQDE6pAtFQeLuBKrDZeXWScJ

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