Retrieve all roles

curl --request GET \
  --url https://services.commercengine.dev/api/v1/x2yh61zw4k/admin/auth/roles \
  --header 'Authorization: Bearer <token>'

{
  "message": "<string>",
  "success": true,
  "content": {
    "roles": [
      {
        "id": "<string>",
        "name": "<string>",
        "seller_id": "<string>",
        "created_at": "2023-11-07T05:31:56Z",
        "modified_at": "2023-11-07T05:31:56Z"
      }
    ]
  }
}