Transaction not yet indexed

21UwXfWBpFzDmbU6J5b7TVSmv468wpxVJc9r16YNH6xPUHGi2FMi2jngwcfsSUmJsdANcTpMSmE9gRn8PyD4V6FR

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