import { ContentResponse, FieldDictionaries, HistoricalPricing, Session } from '@refinitiv-data/types';
export declare class StateServiceImpl implements HistoricalPricing.TimeSeries.Services.StateService {
    private readonly session;
    private readonly fieldDictionariesStream;
    private metadataProvider;
    private globalMetadata?;
    private instrumentMetadataMap;
    private fieldDictionariesMap;
    private loadedUniverses;
    constructor(session: Session, fieldDictionariesStream: HistoricalPricing.TimeSeries.Services.TimeSeriesFieldDictionaries);
    setup(universe: string): Promise<void>;
    getGlobalMetadata(): ContentResponse;
    getInstrumentMetadata(universe: string): ContentResponse;
    getFieldDictionary(fid: string): FieldDictionaries.FieldDictionary;
    clear(universe: string): void;
}