Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwBPSBs5pRlTHUn2LxQHuhkL3jd1mbelwcte+XSyL0HZfXLReFSjHYVUzGHY… (844 chars)"
  }
}