{
  "description": "Otherwise valid request but without comma after first width field in first imp to yield invalid JSON, using stored imp request",
  
  "mockBidRequest": {
    "id": "some-request-id",
    "site": {
      "page": "prebid.org"
    },
    "imp": [
      {
        "id": "some-impression-id",
        "banner": {
          "format": [
            {
              "w": 300
              "h": 250
            },
            {
              "w": 300,
              "h": 600
            }
          ]
        },
        "ext": {
          "rubicon": {
            "siteId": 113910,
            "zoneId": 434410
          }
          "prebid": {
            "storedrequest": {
              "id": "3"
            }
          }
        }
      }
    ],
    "tmax": 500
  },
  "expectedReturnCode": 400,
  "expectedErrorMessage": "Invalid request: Invalid JSON Document"
}