curl --request GET \
  --url https://video.bunnycdn.com/library/{libraryId}/collections \
  --header 'AccessKey: <api-key>'

{
  "totalItems": 123,
  "currentPage": 123,
  "itemsPerPage": 123,
  "items": [
    {
      "videoLibraryId": 123,
      "guid": "<string>",
      "name": "<string>",
      "videoCount": 123,
      "totalSize": 123,
      "previewVideoIds": "<string>",
      "previewImageUrls": [
        "<string>"
      ]
    }
  ]
}