Contact management and bulk operations
/contact
Create contact
/contact/{contactId}
Get contact
Update contact
Delete contact
/contact/{contactId}/referrals
Get referrals
/contacts
List contacts
/contacts/bulk-add-event
Bulk add to event
/contacts/bulk-delete
Bulk delete contacts
/contacts/bulk-update-pipeline
Bulk update pipeline
/contacts/bulk-update-tags
Bulk update tags
/contacts/check-duplicates
Check duplicates
/contacts/export
Export contacts
/contacts/search
Search contacts
