Transaction not yet indexed

21AKihUxrbCCErWRktAndBdtwMvovpfKjetpFXiHZx6PUeY3HPS3DhPcJLZY1WMx2BQaQAW8NFq7yxJvrvbJijp6

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