Transaction not yet indexed

SMpnPSRZjiQmEV9iDViZ2Ao11AttgoX3s2aHy2TcVcyWdFaVXGCGruNskoTNWrwgiFsNgtk7HzEyQeKSU1e7caT

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