Transaction not yet indexed

MpnJvDcGqqJXSD4ken46deWV1PRAycMG1Cg4NK2JDMfD1yZ3ZiTjwd3N4auMJPTbKRBik46AsExUmM9ysiUgzTt

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