def unzip_manifest(self, raw_manifest):
        """
        Decompress gzip encoded manifest

        :type raw_manifest: str
        :param raw_manifest: compressed gzip manifest file content
        """
        buf = BytesIO(raw_manifest)
        f = gzip.GzipFile(fileobj=buf)
        manifest = f.read()

        return manifest
Decompress gzip encoded manifest

        :type raw_manifest: str
        :param raw_manifest: compressed gzip manifest file content