...
Select existing Bot or Create New (follow the link https://beesender.atlassian.net/wiki/spaces/UM/pages/884703295/Viber#Create-Bot-Account )
Copy Token
Go to the Creatio
Go to the System designer > Chat settings > Channels
Click + and select Viber
Fill in the next fields:
Channel name – Value at your discretion
Token – token Token from p.3
Chat queue – Select chat queue from the list
Active – Set the checkbox if you are ready to use the channel
Click Add
...