app ads helper why not working?

I tried to test Deferred Deep Link using the App ads helper, but "Deep link notification could not be sent due to some error" An error occurs.
error : 1357031
errorDescription : "The content you requested cannot be displayed right now. It may be temporarily unavailable, the link you clicked on may have expired, or you may not have permission to view this page."
errorSummary : "This content is no longer available"