import { BinanceClient } from '../../../clients'; export interface MarkPriceOfAllSymbolsOfAPairResponse { eventTime: Date; symbol: string; markPrice: number; estimatedSettlePrice: number; fundingRate: number; nextFundingTime: Date; } export declare function markPriceOfAllSymbolsOfAPair(client: BinanceClient, pair: string, updateSpeed: '1s' | '3s', callback: (data: MarkPriceOfAllSymbolsOfAPairResponse[], error?: any) => any): () => any;