Transaction not yet indexed

21nkwaqjRWxkkKyvSFro5WSney3Q4V5p39bUkVEC7y1p5ShjyxQ5qHYmxMYVci9TNVhVtTGfLGGVtHuFMEFjYst1

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