Deleting a contact in Engage is done through the /contacts endpoint using theDocumentation Index
Fetch the complete documentation index at: https://developer.voyado.com/llms.txt
Use this file to discover all available pages before exploring further.
contactId:
source parameter to show how the contact was deleted. While it’s not mandatory, it is useful for tracking the reason why contacts were deleted.
This gives extra information about why the contact was deleted. Example values are “POS” or “e-com” but you can send anything else you want.

