Code cleanup

Signed-off-by: Yuan Si <do4suki@gmail.com>

model/navigation.go

@@ -0,0 +1,14 @@
+package model
+
+// SpecialCutinRes ...
+type SpecialCutinRes struct {
+	SpecialCutinList []interface{} `json:"special_cutin_list"`
+}
+
+// SpecialCutinResp ...
+type SpecialCutinResp struct {
+	Result     SpecialCutinRes `json:"result"`
+	Status     int             `json:"status"`
+	CommandNum bool            `json:"commandNum"`
+	TimeStamp  int64           `json:"timeStamp"`
+}