Application entity_type now accepts LLC only

New audit log event type — Added Fraud Omni investigation started as a new event type for filtering audit log events, triggered when a fraud investigation is started for a Zendesk ticket. View endpoint

Application entity type restricted to LLC — The entity_type field on application creation now only accepts LLC as a valid value. Previously accepted values like CORPORATION, PARTNERSHIP, and others are no longer accepted in requests, though existing applications with those values may still return them in responses. View endpoint

New api channel for lead referral partners — Added api as a new enum value for the lead_referral_partner_channel field when creating applications, indicating the partner code was supplied through the Ramp API. View endpoint