import { MiddlewareParameters } from '../models/models'; type middlewareCallback = (nullOrError: null | Error) => void; export declare function parseRequest(request: MiddlewareParameters, next: middlewareCallback): void; export declare function handleServerRequest(request: MiddlewareParameters, next: middlewareCallback): void; export declare function proxyRequest(request: MiddlewareParameters, next: middlewareCallback): void; export declare function handleProxyResponse(request: MiddlewareParameters, next: middlewareCallback): void; export {};