Transaction not yet indexed

66Sf8soxEXnRxkcNuWN9j8HkMJ7BbAUhcZXNaKAqb5FHsXuuDqKRGxxka9Voj2qFhRHwtUERTUn4raN9mKyYeskE

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