Transaction not yet indexed

21NRBZbSeN9qTEr2UycpKLELGuxvw8dw7oMyMPamtGGo98wX3FD5TfhVpSvTA1B21GFmh2aVM5vsAsfbCNNbHfhU

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