Assign Contacts To Domain
Assign Contacts: Set the Registrant, Admin, Technical, and Billing contacts for a specific domain using existing contact IDs. Executing this will result in a synchronous update at the registrar.
Endpoint:POST /{id}/assign-contact
Parameters:
registrant(required, string): The Contact ID (from List Contacts) to assign as the primary owner.admin(optional, string): Admin contact ID. Defaults to registrant if omitted.technical(optional, string): Technical contact ID. Defaults to registrant if omitted.billing(optional, string): Billing contact ID. Defaults to registrant if omitted.