Bot do not answer (not start). I use the link. And I send "/restart" myself earlier.

This is Viber bot. Where I can gen the link?

Ok :)

Thank you Praveen. But I crack the case :) I send request from my bot to requestb.in and extract data. Now I understand how work payload.

Thank you. So... Where I can find User ID and BotID? :) Where are the data?