/**
 * Specifies the action taken or to be taken for the specified instrument or list of instruments.
 * - Tag: 980
 * - FIX Specification type: char
 * - Mapped type: string
 * @readonly
 * @public
 */
export declare const SecurityUpdateAction: Readonly<{
    /** Add */
    readonly Add: "A";
    /** Delete */
    readonly Delete: "D";
    /** Modify */
    readonly Modify: "M";
}>;
export type SecurityUpdateAction = (typeof SecurityUpdateAction)[keyof typeof SecurityUpdateAction];