Transaction not yet indexed

668RLmf1sjSV74sCDtQ2pmtHTe5J3cs8kCizfHHSP4zKR3hq7Zwp8nA11YzvcATX8BrdbnsYQFgqq1C1nKDSqYhK

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