diff --git a/variable.go b/variable.go
index 4b96b4f..8102aad 100644
--- a/variable.go
+++ b/variable.go
@@ -9,3 +9,10 @@ type OrderCreateRes struct {
 type OrderCancelRes struct {
 	Success bool
 }
+
+type GetParam struct {
+	SiteId  string
+	Dbname  string
+	OrderId string
+	Field   string
+}