Get all files in a collection

curl --request GET \
  --url https://pinapi.jackalprotocol.com/api/collections/{id} \
  --header 'Authorization: Bearer <token>'

{
  "count": 1,
  "files": [
    {
      "file_name": "jackal_whitepaper.pdf",
      "cid": "bafybeihqzwb6djkl5wwpkeeupsvfx2egk4irild4uwxlrdzqbpgd6eg66e",
      "id": 9,
      "size": 3211943,
      "created_at": "2025-01-28T20:10:48.404857Z"
    }
  ],
  "collections": [],
  "name": "My Collection",
  "cid": "bafybeiabcdefghijklmnopqrstuvwxyz"
}