/**
 * Indicates what constitutes a bookable unit.
 * - Tag: 590
 * - FIX Specification type: char
 * - Mapped type: string
 * @readonly
 * @public
 */
export declare const BookingUnit: Readonly<{
    /** Each partial execution is a bookable unit */
    readonly EachPartialExecutionIsABookableUnit: "0";
    /** Aggregate partial executions on this order, and book one trade per order */
    readonly AggregatePartialExecutionsOnThisOrder: "1";
    /** Aggregate executions for this symbol, side, and settlement date */
    readonly AggregateExecutionsForThisSymbol: "2";
}>;
export type BookingUnit = (typeof BookingUnit)[keyof typeof BookingUnit];