Viber on Agentency. Answers come from your own content, with the source on the reply, and a handoff when a person should take over.

Northwind
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With your own app credentials. Paste the token the vendor gives you. If the vendor asks for a callback, paste the URL and verify token Agentency shows.
Start in the Viber Admin Panel, and create a bot account.
Copy the bot auth token from the Viber Admin Panel.
Paste the bot auth token from the Viber Admin Panel into Agentency. Agentency registers the webhook. You do not paste a URL into the vendor.
Send a message on this channel and confirm the agent replies from your content.
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