{
  "version": 1,
  "rules": [
    {
      "domain": [
        "alt1-mtalk.google.com",
        "alt2-mtalk.google.com",
        "alt3-mtalk.google.com",
        "alt4-mtalk.google.com",
        "alt5-mtalk.google.com",
        "alt6-mtalk.google.com",
        "alt7-mtalk.google.com",
        "alt8-mtalk.google.com",
        "mtalk-dev.google.com",
        "mtalk-staging.google.com",
        "mtalk.google.com",
        "mtalk4.google.com"
      ]
    }
  ]
}