Transaction not yet indexed

XKoNkSP659ZjvjSBkrZszQqQ3sELcUYpp3RHDPjRkX4kJV1r2b2GHRUa2cMDW6RdhFW8jUe4mMQPEQEFApUhf1f

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