Transaction not yet indexed

Nw421Q8LdBPD6czaJqwgTNFj32bRCrbJ5Ezn34WDVebtB5aYcSfxFBFtoEmppEVhed1sQNKQ6noMPJHE4EjDFUC

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