Transaction not yet indexed

421muveRfHPwSRkdB85Z6eiUhYAaVBdjhcA2rfeBg3w2YFPbzX5MGb7RLcQgywAcSK48eNbNi2fEpeg3eGafah15

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