curl --request GET \
  --url https://api.loopreturns.com/api/v1/warehouse/return/{return_id}/notes \
  --header 'X-Authorization: <api-key>'

{
  "notes": [
    {
      "id": 1,
      "content": "This is a sample note",
      "created_at": "2023-08-15 13:19:20"
    }
  ]
}