{
  "adUnitElementIDs": [
    "div-test-ad-0",
    "div-test-ad-1",
    "div-test-ad-2"
  ],
  "adUnitCodes": [
    "/19968336/header-bid-tag-0",
    "/123456/header-bid-tag-1",
    "/123456/header-bid-tag-2"
  ]
}