export interface ILastTrade {
    price: number;
    size: number;
    exchange: number;
    cond1: number;
    cond2: number;
    cond3: number;
    cond4: number;
    timestamp: number;
}
export interface ILastTradeResult {
    status: string;
    symbol: string;
    last: ILastTrade;
}
export declare const lastTradeForSymbol: (apiKey: string, apiBase: string, symbol: string) => Promise<ILastTradeResult>;