post https://{YourRegion}.webexconnect.io/resources/v1/messaging/
List Message includes a menu of up to 10 options. This type of message offers a simpler and more consistent way for users to make a selection when interacting with a business. Note: Modify YourRegion in the URL to the right to reflect your tenant’s region. See Know your endpoint page.
Error Codes
Refer to the below page https://developers.imiconnect.io/reference/channel-specific-status-codes-1#whatsapp