Transaction not yet indexed

21sU7rLWUV44ue1yDEUzM2cPkhucCkHWePe8xBdSWLRAnwT823Tn5mjQvj3EyuxLn8aPcvNrbjMuSvjSaS34QSfZ

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