Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFXVErI1cOv8r6qXRGWsD9JbROzmPwx9FHBNDB7LHy8Zy7lgvR+tl1JUiv8… (844 chars)"
  }
}