Transaction not yet indexed

421doEZoafT6Xev2UNjqqioUw15TGj1SRgcYvY1EDtUt2PoRVTdVteGRwrqWuNDV3mmWKxVitwmV2m16xjqmnCS6

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