Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwCbwswVZoo2N4Hje9Gh1qUL5K4sGUGlMREAyUZWWVGbe0xGVoWCvUwQabV6… (844 chars)"
  }
}