{
  "mockBidRequest": {
    "id": "test-request-id-banner",
    "device": {
      "ua": "test-user-agent",
      "ip": "123.123.123.123",
      "language": "en",
      "dnt": 0
    },
    "imp": [
      {
        "id": "test-imp-id-banner",
        "banner": {
          "format": [
            {
              "w": 728,
              "h": 90
            }
          ]
        },
        "ext": {
          "bidder": ""
        }
      }
    ]
  },
  "expectedMakeRequestsErrors": [
    {
      "value": "Failed to deserialize Flatads extension: expect { or n, but found \"",
      "comparison": "literal"
    }
  ]
}