Transaction not yet indexed

518DQYqwuECuujqYLeQ6NgqhtxosM4Vyj6rikkpQmsgsRa14S6Bd5pDL7foBCo69QxDJ9z7YMSuDwm92nh6s8Hc8

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