import { AxiosRequestConfig } from 'axios';
/**
 * @param id - The allocated id of the media item to be uploaded.
 * @param media - The media item to upload.
 *
 * @public
 */
export declare function appendUpload(id: string, media: string | ArrayBuffer): AxiosRequestConfig;
/**
 * @param id - The allocated id of the media item.
 *
 * @public
 */
export declare function finalizeUpload(id: string): AxiosRequestConfig;
/**
 * @param size - The size (in bytes) of the media item to be uploaded.
 *
 * @public
 */
export declare function initializeUpload(size: number): AxiosRequestConfig;