Transaction not yet indexed

668NxAdBiAweXDLbXEMvGHpDY8Qj7E5MPBZWRtTk2xX5pYHgdMi2uXsoU4A2FE5KTjf22N458HWw4MFGQMZ3aMsa

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