diff --git a/server/wheelserver/api/v1/shop/shop.go b/server/wheelserver/api/v1/shop/shop.go
index d084e2ac..7501765c 100644
--- a/server/wheelserver/api/v1/shop/shop.go
+++ b/server/wheelserver/api/v1/shop/shop.go
@@ -91,5 +91,8 @@ func (this *ShopApi) Buy(c *gin.Context) {
 		f5.RspErr(c, 500, "server internal error")
 		return
 	}
+	rspObj.SideEffect = new(vo.SideEffect)
+	rspObj.SideEffect.User = new(vo.User)
+	rspObj.SideEffect.User.FromModel(user)
 	c.JSON(200, rspObj)
 }