code: func (v *Application) SendNotification(id string, notification *Notification) {
  	cstr1 := (*C.gchar)(C.CString(id))
  	defer C.free(unsafe.Pointer(cstr1))
  
  	C.g_application_send_notification(v.native(), cstr1, notification.native())
  }
docs: // SendNotification is a wrapper around g_application_send_notification().