Transaction not yet indexed

Yb9VmCz7DqBtfdJvuPb24khzGEaQ7EfRZKbMEiKFR8TiF3FfhmrEYUK6YJizmtgEs5eyoTVA4WHZ1B2SeQHkBkD

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