func addTxIn(msgtx *wire.MsgTx, b balance) error { output := b.unspentResult anchorLog.Info("unspentResult: %#v\n", output) prevTxHash, err := wire.NewShaHashFromStr(output.TxID) if err != nil { return fmt.Errorf("cannot get sha hash from str: %s", err) } outPoint := wire.NewOutPoint(prevTxHash, output.Vout) msgtx.AddTxIn(wire.NewTxIn(outPoint, nil)) // OnRedeemingTx err = dclient.NotifySpent([]*wire.OutPoint{outPoint}) if err != nil { anchorLog.Error("NotifySpent err: ", err.Error()) } subscript, err := hex.DecodeString(output.ScriptPubKey) if err != nil { return fmt.Errorf("cannot decode scriptPubKey: %s", err) } sigScript, err := txscript.SignatureScript(msgtx, 0, subscript, txscript.SigHashAll, b.wif.PrivKey, true) //.ToECDSA(), true) if err != nil { return fmt.Errorf("cannot create scriptSig: %s", err) } msgtx.TxIn[0].SignatureScript = sigScript return nil }