Transaction not yet indexed

MCE8i1srNgWvJYAdUT7bbqqxanx7k9fLHYf8ZZB6iKpRrV1qAzfFhdSiZ57Qk7ndJKADK3KVWfV8BjLqcsdaBFF

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