export declare const $APSExternalSystemUpdate: {
    readonly description: "Update request for an APSExternalSystem object.";
    readonly properties: {
        readonly displayName: {
            readonly type: "APSDisplayName";
        };
        readonly description: {
            readonly type: "APSDescription";
        };
        readonly isMarketplaceDestination: {
            readonly type: "APSIsMarketPlaceDestination";
        };
    };
};