Transaction not yet indexed

53yga5otSWuFApJ1Pk969fUJRxDyg1gYYKUTgs2nNNP4yYNrRhTAHmemngM2YaMSGFXTkq5rku9CSxjcTWNkoC21

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