{
  "mockBidRequest": {
    "id": "1C86242D-9535-47D6-9576-7B1FE87F282C",
    "site": {
      "page": "prebid.org"
    },
    "imp": [
      {
        "id": "1C86242D-9535-47D6-9576-7B1FE87F282C",
        "banner": {
          "format": [
            {
              "w": 320,
              "h": 50
            }
          ]
        },
        "ext": {
          "bidder": {
            "publisherId": "1100042525",
            "adspaceId": "130563103"
          }
        }
      }
    ],
    "user": {
      "ext": 99
    }
  },
  "expectedMakeRequestsErrors": [
    {
      "value": "Invalid user.ext.",
      "comparison": "literal"
    }
  ]
}