/**
 * Subscribe to Statuses Realtime Data on Specific Market
 * @async
 * @function subscribe
 * @memberof Streams.futures.status
 * @param {String} market Market's Name
 * @param {function} onData On Data Incomming Callback
 */
export declare function futuresStatusSubscribe(market: string, onData: () => any): void;
/**
 * Unsubscribe from Statuses Realtime Data
 * @async
 * @function unsubscribe
 * @memberof Streams.futures.status
 */
export declare function futuresStatusUnsubscribe(): void;
/**
 * Query the Statuses' Data on specific market
 * @async
 * @function query
 * @memberof Streams.futures.status
 * @param {String} market Market Name
 * @param {Number} period In Seconds, e.g. 86400 is the past 24 hours
 * @returns {Promise<Object>} Promise object represents the result of the request
 */
export declare function futuresStatusQuery(market: string, period: number): Promise<any>;