github.com/prebid/prebid-server/v2@v2.18.0/endpoints/openrtb2/sample-requests/invalid-whole/user-ext-prebid-buyeruids-unknown.json (about)

     1  {
     2    "description": "Bid request with an unknown bidder name or alias inside the request.user.ext.unknown object",
     3    "mockBidRequest": {
     4      "id": "request-without-user-ext-obj",
     5      "site": {
     6        "page": "test.somepage.com"
     7      },
     8      "imp": [
     9        {
    10          "id": "my-imp-id",
    11          "banner": {
    12            "format": [
    13              {
    14                "w": 300,
    15                "h": 600
    16              }
    17            ]
    18          },
    19          "ext": {
    20            "appnexus": {
    21              "placementId": 12883451
    22            }
    23          }
    24        }
    25      ],
    26      "user": {
    27        "ext": {
    28          "prebid": {
    29            "buyeruids": {
    30              "unknown": "123"
    31            }
    32          }
    33        }
    34      }
    35    },
    36    "expectedReturnCode": 400,
    37    "expectedErrorMessage": "Invalid request: request.user.ext.unknown is neither a known bidder name nor an alias in request.ext.prebid.aliases\n"
    38  }