import { Observable } from 'rxjs';
import { PeriodScale, PricesDictByTicker3, Ticker } from '../models/assets-history';
import { ApiExternalSecuritiesPricesService } from '../../store-api/api-external/api-securities-prices.service';
import * as i0 from "@angular/core";
export declare class ApiSecuritiesPricesService {
    private apiExternalSecuritiesPricesService;
    constructor(apiExternalSecuritiesPricesService: ApiExternalSecuritiesPricesService);
    getSecuritiesPricesGroups4(tickers: Ticker[], scale: PeriodScale, limit: number): Observable<PricesDictByTicker3>;
    static ɵfac: i0.ɵɵFactoryDeclaration<ApiSecuritiesPricesService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<ApiSecuritiesPricesService>;
}