import * as i0 from "@angular/core";
export declare class UtilService {
    private parentUtilService;
    constructor(parentUtilService: any);
    sendBI(state: boolean): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<UtilService, [{ optional: true; }]>;
    static ɵprov: i0.ɵɵInjectableDeclaration<UtilService>;
}