Transaction not yet indexed

5kffCU9okPBhwDfULKu8eYe7FvrpiX3KwBz6m4ytofbQtuW6jLmWP9t2wZvJhgSi1HbeFZBeTPL1f9PiWDcV9Pt1

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