import "reflect-metadata";
import { AxiosProgressEvent } from "axios";
export declare const UPLOAD_PROGRESS_KEY: unique symbol;
export declare const UploadProgress: (handler: (progressEvent: AxiosProgressEvent) => void) => (target: any, propertyKey: string) => void;
export declare const DOWNLOAD_PROGRESS_KEY: unique symbol;
export declare const DownloadProgress: (handler: (progressEvent: AxiosProgressEvent) => void) => (target: any, propertyKey: string) => void;