export declare class ObjectUpdatedPropertyObject {
    old_value: any;
    new_value: any;
    constructor(old_value: any, new_value: any);
}
export default class ObjectUpdatedProperties<T extends object, E extends Jsm.Core.Utils.DocumentProperties<T>> {
    private updates;
    private _exclude;
    /**
     *
     * @param {object} oldObj
     * @param {object} newObj
     * @param {true | string[]} exclude if true, it will exclude default fields of Entity.General.ICreatable and Entity.General.IHasSearchMeta
     */
    constructor(oldObj: Partial<T>, newObj: Partial<T>, exclude?: true | Array<E>);
    private getUpdatedProperties;
    get asObject(): object;
    get asArray(): {
        field: Jsm.Core.Utils.DocumentProperties<T>;
        old_value: any;
        new_value: any;
    }[];
    isModified(field: Jsm.Core.Utils.DocumentProperties<T>): boolean;
}