Transaction not yet indexed

21Fkv4ojUu5fQ8sVB3LZaQagBvrnkCmWM4Eefq43Yf2xguwhaUUZ3JdjbbZ2A6pvv4oHGFfB5Sh2tZEjca513u67

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