[
  {
    "height": "600",
    "iab": true,
    "id": "1",
    "name": "Medium Rectangle",
    "width": "300"
  },
  {
    "height": "100",
    "iab": true,
    "id": "2",
    "name": "Medium Rectangle",
    "width": "300"
  },
  {
    "height": "90",
    "iab": true,
    "id": "3",
    "name": "Medium Rectangle",
    "width": "728"
  },
  {
    "height": "250",
    "iab": true,
    "id": "4",
    "name": "Medium Rectangle",
    "width": "300"
  },
  {
    "height": "50",
    "iab": true,
    "id": "5",
    "name": "Medium Rectangle",
    "width": "300"
  },
  {
    "height": "350",
    "iab": false,
    "id": "6",
    "name": "Medium Rectangle",
    "width": "800"
  },
  {
    "height": "500",
    "iab": false,
    "id": "7",
    "name": "Medium Rectangle",
    "width": "320"
  }
]