Transaction not yet indexed

MEwkuRUWNEaR39AzfCa3zp8HySkvWWtpDsy2PvZ4NqkKxf9MPyU129tK4MeFEz4nbp685jZ2yqtK7V93AKmpVC8

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