public async Task <YandexDiskDirectory> GetDirectoryAsync(UPath relativePath, System.Threading.CancellationToken cancellation)
{
var path = _path.GetCopy().AppendSelf(relativePath).ToString();
var answer = await YandexDisk.PerformListRequestAsync(_publicUrl, path, cancellation);
return(new YandexDiskDirectory(answer, _publicUrl));
}