/api/assets/{id}/variants

{
  "variants": [
    {
      "id": "string",
      "assetId": "string",
      "width": 0,
      "height": 0,
      "format": "string",
      "quality": 0,
      "path": "string",
      "fileSize": 0,
      "createdAt": "string"
    }
  ]
}

{
  "error": "string"
}