github.com/prebid/prebid-server/v2@v2.18.0/endpoints/openrtb2/sample-requests/valid-native/with-video-asset.json (about)

     1  {
     2    "description": "Well formed native request with video asset",
     3    "mockBidRequest": {
     4      "id": "req-id",
     5      "site": {
     6        "page": "some.page.com"
     7      },
     8      "tmax": 500,
     9      "imp": [
    10        {
    11          "id": "some-imp",
    12          "native": {
    13            "request": "{\"context\":1,\"contextsubtype\":10,\"plcmttype\":1,\"assets\":[{\"title\":{\"len\":90}},{\"img\":{\"hmin\":30,\"wmin\":20}},{\"video\":{\"mimes\":[\"video/mp4\"],\"minduration\":5,\"maxduration\":10,\"protocols\":[1]}},{\"data\":{\"type\":2}}]}"
    14          },
    15          "ext": {
    16            "appnexus": {
    17              "placementId": 12883451
    18            }
    19          }
    20        }
    21      ]
    22    },
    23    "expectedBidResponse": {
    24      "id": "req-id",
    25      "bidid": "test bid id",
    26      "cur": "USD",
    27      "nbr": 0,
    28      "seatbid": [
    29        {
    30          "bid": [
    31            {
    32              "id": "appnexus-bid",
    33              "impid": "some-imp",
    34              "price": 0
    35            }
    36          ],
    37          "seat": "appnexus"
    38        }
    39      ]
    40    },
    41    "expectedReturnCode": 200
    42  }