def METHOD_NAME(self, file_cache_ids):
    """Describe File Cache."""
    result = []
    missed_file_cache_ids = []
    for file_cache_id in file_cache_ids:
        cached_data = self.fc_cache.get(file_cache_id)
        if cached_data:
            result.append(cached_data)
        else:
            missed_file_cache_ids.append(file_cache_id)
    if missed_file_cache_ids:
        response = self._client.METHOD_NAME(FileCacheIds=missed_file_cache_ids)["FileCaches"]
        for file_cache in response:
            file_cache_info = FsxStorageInfo(file_cache)
            self.fc_cache[file_cache.get("FileCacheId")] = file_cache_info
            result.append(file_cache_info)
    return result