export declare const PACE_THRESHOLD_BYTES: number;
export declare const PACE_TIMEOUT_MS = 2000;
export interface PaceableClient {
    readyState: number;
    bufferedAmount: number;
    send(data: string): void;
}
export declare function paceAndSend(client: PaceableClient, data: string, deadlineEpochMs: number, sleep?: (ms: number) => Promise<void>): Promise<void>;
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