/**
 *
 * @param compressedData a string representing gzipped data previously encoded to base64 for very large contents
 * @returns a string representing the information of a very large content
 * Ref: https://stackoverflow.com/questions/4875020/javascript-decompress-inflate-unzip-ungzip-strings (check jsfiddle proposal)
 */
export declare function decompressData(compressedData: string): string;