Transaction not yet indexed

21Yo7g3Z7P3o8fXJSqNEQNDoAbbWKgsPKhcDzZ5WGAy9D5rTGR1HTWsrQYsHUDounaidVJCagHGVFavgR9QVkrrs

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