Transaction not yet indexed

RM548tfUa3bjNNFbjxyrh7ikuCxTQJHTYnduspfqp3Q33cTZnfcCwEThsGj5wVx4YsPsECKsKgmEtAkq8pTQRFZ

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