Permanently mark as contact as Deleted.
HTTP DELETE
DELETE /api/2013-12-01/Contacts/[Agency ID]/[Contact ID]
Example Request
$ curl -XDELETE https://[Site Name].readyop.com/api/2013-12-01/Contacts/[Agency ID]/[Contact ID] \
-u "[API Account ID]:[API Token]"
Request Result
{
"Contact ID": "86369",
"Status": "Deleted"
}