Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwBUFuONL3onokOq5FGrZKrjRWOVxpw+s9AiUaWUGIEgOCkyF06T8jpk8uiL… (844 chars)"
  }
}