Transaction not yet indexed

YbUnM9xCQ7cSnK3a6XpPmkD6aJURbub3Ehp5SK83S9gpEWXscqdsCRgs1m8nhNs18Dhh9D7KxyStGWV8i2eUNhZ

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