Transaction not yet indexed

Un2ghPm35vHMsAfzs5uVTTUX8PznX8eZMQDF21DQuasKW76sCCg2DTPfCy6Vc4CfSVBJyAJttHBJTAH1p698Rn6

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