Transaction not yet indexed

MQ6StFQtKKAKJSsgRy3LfjibQjgd7WPszqf9gtaRrTrcs6Hr5eSq7qhXMoVJ3MNiDkQcMHW2FNYr117iwPL2T6n

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