Transaction not yet indexed

421N2z2FBcHHgjXS8PPh6NfaYLBDKaWxKpJgUJevnhcQU844Di4MuNp2rVhG7GTqyB6h3QFwD2vnVV5gJkVLdfPk

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