import { Instrument } from '@quantform/core';
export declare function watchTrades(instrument: Instrument): import("rxjs").Observable<{
    timestamp: number;
    instrument: Instrument;
    price: import("@quantform/core").decimal;
    size: import("@quantform/core").decimal;
    side: string;
    hash: string;
    tid: number;
    users: string[];
}>;
export declare function hash(instrument: Instrument): (string | Instrument)[];
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