import type { TypeEmailAttachmentResponse } from '../Type/index.js';
export interface EmailAttachmentHandlerInterface {
    /**
     * Downloads an attachment by its ID.
     *
     * @param {string} attachmentId - The ID of the attachment to download.
     * @returns {Promise<TypeEmailAttachmentResponse>} - The binary data of the attachment.
     */
    downloadAttachment(attachmentId: string): Promise<TypeEmailAttachmentResponse>;
}