Transaction not yet indexed

668qMCaPmGeARsD2RdZYPSaHSraikyVG7kvZ166q5P4Pch3fxenELYiqwVp76t4eAWJNHVc3BXFL6FVALsjH7Bif

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