Transaction not yet indexed

666ZFvWNaA5uKZKf7k5myLP4iNpgyzoDi5u19xW2ZrsEe9cNGBYur9MHro9ddSXaWXb8EEGFe3TaAqz7k6CXRkpF

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