Transaction not yet indexed

21ApTNsgbd7atdRQ8xPyASJ3YcHHD8LSaWdoLzWKYpo4eUJHE3hFTCMnmc7XGKN3wb1oRG1QSgpeYQ9CGJ8HpAB1

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