import { IncomingMessage, ServerResponse } from "http";
import { Stream } from "stream";
export declare const normalizeRequestBody: ({ contentType, payload, }: {
    contentType: string | null;
    payload: any;
}) => Promise<any>;
export declare const pipeStream: ({ req, res, filePath, isUwebSocket, }: {
    req: IncomingMessage;
    res: ServerResponse;
    filePath: string;
    isUwebSocket?: boolean;
}) => Promise<Stream>;