import { MetapropertyType, TextMetapropertiesType } from '../views/asset/asset.type';
interface ReturnType {
    label: string;
    value: string;
    zIndex: number;
}
export declare const sortMetaproperties: (first: ReturnType, second: ReturnType) => number;
export declare const normalizeDate: (date: string) => string;
export declare const combineMetaproperties: (metaproperties?: MetapropertyType[], textMetaproperties?: TextMetapropertiesType[]) => ReturnType[];
export {};