fix:赋值错误

entity/subscribe.go

@@ -120,7 +120,7 @@ func (this *UserInfoReq) GetUserInfo() (ret map[string]interface{}, msg string)
 	headimg := common.ObjToString((*data)["s_headimageurl"])
 	ret["headimg"] = headimg
 	if headimg == "" {
-		headimg := common.ObjToString((*data)["s_headimage"])
+		ret["headimg"] = common.ObjToString((*data)["s_headimage"])
 	}
 	return ret, ""
 }