Transaction not yet indexed

ymKMZU7SnxoS1ugrANPcgqki8KQomjDQwjZ2uizX5LEWiQJBuruDXzLTZgxLgGWgfG81mAwKV8j94rCW4ZmcPBy

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