Type Alias ChatMessageUpdatedEvent
ChatMessageUpdatedEvent: Event<"chat_message.updated"> & {    event: string;    event_ts: number;    payload: {        account_id: string;        object: {            channel_id: string;            channel_name: string;            contact_email: string;            contact_id: string;            date_time: string;            id: string;            message: string;            session_id: string;            timestamp: number;            type: "to_contact" | "to_channel";        };        operator: string;        operator_id: string;    };}