chromium/chromeos/components/test/data/onc/managed_toplevel_with_apns.onc

{
  "AdminAPNList": [
    {
      "Id": "apn11f760-272b-6939-4c2beffe428697ac",
      "AccessPointName": "test-apn",
      "Username": "test-username",
      "Password": "test-password",
      "Authentication": "CHAP",
      "IpType": "IPv4orIPv6"
    },
    {
      "Id": "apn22f760-272b-6939-4c2beffe428697ac",
      "AccessPointName": "test-apn2",
      "Username": "test-username2",
      "Password": "test-password2",
      "Authentication": "PAP",
      "IpType": "IPv4"
    }
  ],
  "GlobalNetworkConfiguration":{
    "AllowAPNModification": true,
    "PSIMAdminAssignedAPNIds": [
        "apn11f760-272b-6939-4c2beffe428697ac",
    ],
    "PSIMAdminAssignedAPNs": [
      {
        "Id": "apn11f760-272b-6939-4c2beffe428697ac",
        "AccessPointName": "test-apn",
        "Username": "test-username",
        "Password": "test-password",
        "Authentication": "CHAP",
        "IpType": "IPv4orIPv6"
      }
    ],
  },
  "NetworkConfigurations":[
    {
      "Type": "Cellular",
      "Name": "Test Network",
      "GUID":"guid",
      "Cellular": {
        "AllowRoaming": true,
        "APN":           {
            "Id": "apn22f760-272b-6939-4c2beffe428697ac",
            "AccessPointName": "test-apn2",
            "Username": "test-username2",
            "Password": "test-password2",
            "Authentication": "PAP",
            "IpType": "IPv4"
        },
        "AdminAssignedAPNIds": [
          "apn11f760-272b-6939-4c2beffe428697ac",
          "apn22f760-272b-6939-4c2beffe428697ac"
        ],
        "CustomAPNList": [
          {
            "Id": "apn11f760-272b-6939-4c2beffe428697ac",
            "AccessPointName": "test-apn",
            "Username": "test-username",
            "Password": "test-password",
            "Authentication": "CHAP",
            "IpType": "IPv4orIPv6"
          },
          {
            "Id": "apn22f760-272b-6939-4c2beffe428697ac",
            "AccessPointName": "test-apn2",
            "Username": "test-username2",
            "Password": "test-password2",
            "Authentication": "PAP",
            "IpType": "IPv4"
          },
        ],
        "AutoConnect": true
      }
    },
  ]
}