curl --request GET \
  --url http://localhost:3000/v1/retailers/locations

{
  "locations": [
    {
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "name": "<string>",
      "retailer_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "retailers": {
        "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
        "retailer_code": "<string>",
        "display_name": "<string>",
        "brand_logo_url": "<string>"
      }
    }
  ]
}