import { HttpClient } from '../../core/http-client';
import { FileDownloadOptions, FileDownloadResult } from './types';
export declare class FileDownloadService {
    private readonly httpClient;
    private readonly endpoint;
    constructor(httpClient: HttpClient);
    /**
     * Download a file by hash (MD5, SHA1, or SHA256)
     */
    downloadFile(hash: string, options?: FileDownloadOptions): Promise<FileDownloadResult>;
    private checkForJsonError;
    private validateHash;
    private parseErrorMessage;
}
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