Transaction not yet indexed

421WkLY5CR1MDMBTViEpAW3izAe5vwKhHQvDQ3j4vuNeT6fRg8u45ZCFpMmFGxn95cy7G2p43eK66MNPDpeKNBdp

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