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.
Note
It is recommended to use a valid authorization ID; the failure of notification won’t be logged in Debug Logs.
The notify URL should be filled with the proper URL format; otherwise, it would be considered an invalid URL.
The notify URL should be provided with proper spacing of the URL; when space is provided in front of the URL or at the end of the URL, it would be considered an invalid URL.
Error Codes
Refer to the Apple Messages for Business section.