export declare const MAX_REQUEST_BODY_SIZE_MB = 5;
export declare function serializeRequest(req: Request): Promise<{
    method: string;
    url: string;
    headers: {
        [k: string]: string;
    };
    body: string | null;
    bodyUsed: boolean;
    cache: RequestCache;
    credentials: RequestCredentials;
    destination: RequestDestination;
    integrity: string;
    mode: RequestMode;
    redirect: RequestRedirect;
    referrer: string;
    referrerPolicy: ReferrerPolicy;
}>;
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