export declare type Calendar = {
    /**
     * Date string in “%Y-%m-%d” format
     */
    date: string;
    /**
     * The time the market opens at on this date in “%H:%M” format
     */
    open: string;
    /**
     * The time the market closes at on this date in “%H:%M” format
     */
    close: string;
    /**
     * Date string in “%Y-%m-%d” format. representing the settlement date for the trade date.
     */
    settlement_date: string;
};