Transaction not yet indexed

21ikkap4frPJfJw6C3JeYXMDXec7SJrgmoZVPurM2nJRMrpnFUB2Nt4nX4mJjD85MF176orqcs5GiFGkksgYN1G8

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