curl --request GET \
  --url https://api.{tenant}.getomneo.com/api/v3/settings/{setting}

{
  "data": {
    "id": 123,
    "handle": "<string>",
    "value": "<string>",
    "type": "<string>",
    "created_at": "<string>",
    "updated_at": "<string>"
  }
}