add webhook model

model/common_request.go

@@ -49,3 +49,8 @@ type UpdatePayload struct {
 	Payload    interface{}              `json:"payload"`
 	Opts       []*options.UpdateOptions `json:"opts"`
 }
+
+type WebhookPayloadV2 struct {
+	Path string `json:"path"` // request URL path from external
+	Data string `json:"data"` // request body
+}