From SmartBots Developers Docs
Send message to the group chat.
The following table shows input values (you send them with the API call) and returned output values.
|apikey||yes||Your personal developer's API key.|
|secret||yes||Security code of the group you are using.|
|secret_sha1||optional||The same as "secret" but hashed using SHA1 (useful if you don't want to keep plain customer's passwords)|
|group||yes||the group name (must be listed with SmartBots!)|
|Output (plain text returned):|
The "Join group chat" ability is required for the bot to send the message.