Transaction not yet indexed

21Rtpi5pnVDNdm6Wuvxpi7VmaWQbaTDt4xe7itFxBGg7AF3ibNWBaLCUVZjK3dRZ5bNSt42coPWaXNeHZd1mw3M8

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