Transaction not yet indexed

4a21LCaqKE2jUtXn54HeFofDmN2TkFuf5fGFqLwLbcSR9NzY88pijh34Ac3xUnkrsxFvDRAW5aoeXwuCQLR5kz8q

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