curl --request GET \
  --url https://api.example.com/vendor/product-collections \
  --header 'Authorization: Bearer <token>'

{
  "product_collections": [
    {
      "id": "<string>",
      "created_at": "2023-11-07T05:31:56Z",
      "updated_at": "2023-11-07T05:31:56Z",
      "title": "<string>",
      "deleted_at": "2023-11-07T05:31:56Z",
      "handle": "<string>",
      "metadata": {
        "car": "white"
      }
    }
  ],
  "count": 123,
  "offset": 123,
  "limit": 123
}