/// <reference types="node" />
import * as models from "../models";
import { GameyeClient } from "./gameye";
/**
 * Fetch statistic state
 * @param matchKey identifier of the match
 */
export declare function queryStatistic(this: GameyeClient, matchKey: string): Promise<models.StatisticQueryState>;
/**
 * Subscribe to statistic state
 * @param matchKey identifier of the match
 */
export declare function subscribeStatistic(this: GameyeClient, matchKey: string): Promise<import("stream").Readable>;