Transaction not yet indexed

21ePzqA3fRBUA4sHCVfqFRYHzmaQuFTT2ix2vbkBwB76DBNtqdaw4aVcSqZ2xXqDPBxoh2KqA2G1SCRPzQR1Nwbm

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