Transaction not yet indexed

21DDk4C5TjMVCPTCGGMvspNgL3g5BgfHHgFGEiduVFBAJxNr8o2bVrnbZHBNKftyq7Aap1GN11Ly8SYpkKMeoPz6

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