SEQUENCE {
  [4] {
    SEQUENCE {
      SET {
        SEQUENCE {
          # countryName
          OBJECT_IDENTIFIER { 2.5.4.6 }
          PrintableString { "US" }
        }
      }
    }
  }
}
-----BEGIN SUBJECT ALTERNATIVE NAME-----
MBGkDzANMQswCQYDVQQGEwJVUw==
-----END SUBJECT ALTERNATIVE NAME-----