diff --git a/server/marketserver/api/v1/nft/nft.go b/server/marketserver/api/v1/nft/nft.go
index 6d03c497..49b425e1 100644
--- a/server/marketserver/api/v1/nft/nft.go
+++ b/server/marketserver/api/v1/nft/nft.go
@@ -75,21 +75,25 @@ func (this *NftApi) Unlock(c *gin.Context) {
 					ErrCode interface{} `json:"errcode"`
 					ErrMsg string `json:"errmsg"`
 					TransId string `json:"trans_id"`
-					Params []string `json:"params"`
+					TransReq interface{} `json:"trans_req"`
 				}{
-					Params: []string{},
 				}
 				f5.GetHttpCliMgr().SendGoStyleRequest(
-					mt.Table.Web3SignCluster.RandElement().GetUrl(),
+					mt.Table.Web3SignCluster.RandElement().GetUrl() + "/webapp/index.php",
 					params,
 					func(rsp f5.HttpCliResponse) {
-						if rsp.GetErr() != nil ||
-							!rsp.JsonParseOk() {
+						if rsp.GetErr() != nil {
 							rspObj.ErrCode = 500
 							rspObj.ErrMsg = "server internal error"
 							c.JSON(200, rspObj)
 							return
 						}
+						if q5.DecodeJson(rsp.GetRawData(), &rspObj) != nil {
+							rspObj.ErrCode = 500
+							rspObj.ErrMsg = "server internal error2"
+							c.JSON(200, rspObj)
+							return
+						}
 						c.JSON(200, rspObj)
 					})
 			} else {