github.com/prebid/prebid-server@v0.275.0/endpoints/openrtb2/sample-requests/invalid-whole/video-mimes-empty.json (about)

     1  {
     2    "description": "Bid request with empty mimes array in a video imp element",
     3    "mockBidRequest": {
     4      "id": "req-id",
     5      "imp": [
     6        {
     7          "id": "imp-id",
     8          "video": {
     9            "mimes": []
    10          }
    11        }
    12      ],
    13      "app": {
    14        "id": "app_001"
    15      }
    16    },
    17    "expectedReturnCode": 400,
    18    "expectedErrorMessage": "Invalid request: request.imp[0].video.mimes must contain at least one supported MIME type\n"
    19  }