Transaction not yet indexed

21Af2a5nKbYnmGCtmDP9Wk47C35y66BbbHsbwQbF16haZoJW1H8ujbVKFy3jHXC7g2jwiDpVrc5rEq9rWCwKmU6W

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