curl --request POST \
  --url https://api.agentic.scope3.com/api/v2/buyer/advertisers/{advertiserId}/creative-sets/{creativeSetId}/assets \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "name": "Hero Video 30s",
  "type": "video",
  "url": "https://storage.example.com/videos/hero-30s.mp4"
}
'

{
  "asset": {
    "name": "Hero Video 30s",
    "type": "video",
    "status": "PENDING",
    "url": "https://storage.example.com/videos/hero-30s.mp4",
    "id": "<string>",
    "createdAt": "2023-11-07T05:31:56Z",
    "updatedAt": "2023-11-07T05:31:56Z",
    "tags": [
      "hero",
      "summer-campaign"
    ],
    "metadata": {
      "duration": 30,
      "width": 1920,
      "height": 1080,
      "codec": "h264",
      "bitrate": 5000
    }
  },
  "creativeSetId": "<string>"
}