diff --git a/dtmcli/types.go b/dtmcli/types.go
index 06e8d75..1db9227 100644
--- a/dtmcli/types.go
+++ b/dtmcli/types.go
@@ -4,6 +4,7 @@ import (
 	"errors"
 	"fmt"
 	"net/url"
+	"strings"
 )
 
 // M a short name
@@ -45,12 +46,6 @@ func (g *IDGenerator) CurrentBranchID() string {
 	return g.parentID + fmt.Sprintf("%02d", g.branchID)
 }
 
-// TransResult dtm 返回的结果
-type TransResult struct {
-	DtmResult string `json:"dtm_result"`
-	Message   string
-}
-
 // TransOptions transaction options
 type TransOptions struct {
 	WaitResult    bool  `json:"wait_result,omitempty" gorm:"-"`
@@ -91,13 +86,12 @@ func TransBaseFromQuery(qs url.Values) *TransBase {
 // callDtm 调用dtm服务器，返回事务的状态
 func (tb *TransBase) callDtm(body interface{}, operation string) error {
 	resp, err := RestyClient.R().
-		SetResult(&TransResult{}).SetBody(body).Post(fmt.Sprintf("%s/%s", tb.Dtm, operation))
+		SetBody(body).Post(fmt.Sprintf("%s/%s", tb.Dtm, operation))
 	if err != nil {
 		return err
 	}
-	tr := resp.Result().(*TransResult)
-	if tr.DtmResult == ResultFailure {
-		return errors.New("FAILURE: " + tr.Message)
+	if strings.Contains(resp.String(), ResultFailure) {
+		return errors.New(resp.String())
 	}
 	return nil
 }
diff --git a/examples/http_tcc_barrier.go b/examples/http_tcc_barrier.go
index 5bae2d5..5eec99d 100644
--- a/examples/http_tcc_barrier.go
+++ b/examples/http_tcc_barrier.go
@@ -22,7 +22,8 @@ func init() {
 		dtmcli.Logf("tcc transaction begin")
 		gid := dtmcli.MustGenGid(DtmServer)
 		err := dtmcli.TccGlobalTransaction(DtmServer, gid, func(tcc *dtmcli.Tcc) (*resty.Response, error) {
-			resp, err := tcc.CallBranch(&TransReq{Amount: 30}, Busi+"/TccBTransOutTry", Busi+"/TccBTransOutConfirm", Busi+"/TccBTransOutCancel")
+			resp, err := tcc.CallBranch(&TransReq{Amount: 30}, Busi+"/TccBTransOutTry",
+				Busi+"/TccBTransOutConfirm", Busi+"/TccBTransOutCancel")
 			if err != nil {
 				return resp, err
 			}
@@ -37,7 +38,8 @@ const transInUID = 1
 const transOutUID = 2
 
 func adjustTrading(db dtmcli.DB, uid int, amount int) error {
-	affected, err := dtmcli.DBExec(db, "update dtm_busi.user_account set trading_balance=trading_balance+? where user_id=? and trading_balance + ? + balance >= 0", amount, uid, amount)
+	affected, err := dtmcli.DBExec(db, `update dtm_busi.user_account set trading_balance=trading_balance+?
+		where user_id=? and trading_balance + ? + balance >= 0`, amount, uid, amount)
 	if err == nil && affected == 0 {
 		return fmt.Errorf("update error, maybe balance not enough")
 	}
@@ -45,7 +47,8 @@ func adjustTrading(db dtmcli.DB, uid int, amount int) error {
 }
 
 func adjustBalance(db dtmcli.DB, uid int, amount int) error {
-	affected, err := dtmcli.DBExec(db, "update dtm_busi.user_account set trading_balance=trading_balance-?, balance=balance+? where user_id=?;", amount, amount, uid)
+	affected, err := dtmcli.DBExec(db, `update dtm_busi.user_account set trading_balance=trading_balance-?,
+	  balance=balance+? where user_id=?`, amount, amount, uid)
 	if err == nil && affected == 0 {
 		return fmt.Errorf("update user_account 0 rows")
 	}
diff --git a/test/barrier_tcc_test.go b/test/barrier_tcc_test.go
index d0ee9dd..78ffc66 100644
--- a/test/barrier_tcc_test.go
+++ b/test/barrier_tcc_test.go
@@ -71,19 +71,18 @@ func tccBarrierDisorder(t *testing.T) {
 		}))
 		// 注册子事务
 		resp, err := dtmcli.RestyClient.R().
-			SetResult(&dtmcli.TransResult{}).SetBody(M{
-			"gid":                tcc.Gid,
-			"branch_id":          branchID,
-			"trans_type":         "tcc",
-			"status":             dtmcli.StatusPrepared,
-			"data":               string(dtmcli.MustMarshal(body)),
-			dtmcli.BranchTry:     tryURL,
-			dtmcli.BranchConfirm: confirmURL,
-			dtmcli.BranchCancel:  cancelURL,
-		}).Post(fmt.Sprintf("%s/%s", tcc.Dtm, "registerTccBranch"))
+			SetBody(M{
+				"gid":                tcc.Gid,
+				"branch_id":          branchID,
+				"trans_type":         "tcc",
+				"status":             dtmcli.StatusPrepared,
+				"data":               string(dtmcli.MustMarshal(body)),
+				dtmcli.BranchTry:     tryURL,
+				dtmcli.BranchConfirm: confirmURL,
+				dtmcli.BranchCancel:  cancelURL,
+			}).Post(fmt.Sprintf("%s/%s", tcc.Dtm, "registerTccBranch"))
 		assert.Nil(t, err)
-		tr := resp.Result().(*dtmcli.TransResult)
-		assert.Equal(t, dtmcli.ResultSuccess, tr.DtmResult)
+		assert.Contains(t, resp.String(), dtmcli.ResultSuccess)
 
 		go func() {
 			dtmcli.Logf("sleeping to wait for tcc try timeout")