You can troubleshoot the issue
Check if the email property is present in the contact record, contact record has an email address, if you have permission to access email addresses, And try to use different endpoint. I think this will work now.
You can troubleshoot the issue
Check if the email property is present in the contact record, contact record has an email address, if you have permission to access email addresses, And try to use different endpoint. I think this will work now.