Transaction not yet indexed

2ack91jktobyTvB6P84h7RJbxUbTUXeLrQFfqCyecd6TRCjAUyyXvVHbBJM6ZPrPHv7yebnbLsmRZJq7PH6s5uyi

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