Transaction not yet indexed

668F18T3MLrzx4XLXcpz45xbvynbH63vgV2YG1q3XcPbLXr55rDDHHqiNm97uHZk2SKXWHTLuiaMB4WyVSTTK4SA

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