Transaction not yet indexed

421LYpnkhS6jLytbmeBxtyTDUMtBGNBuz9LbT56CMTTRacKobZLjFFWpn7hdcnMXWmBS1PFJBdchLvMayeRWTNE9

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