Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwAHwk/nF6P1c0SuLi9wLXyS2rt7P5BO5HLzwJzJPolFHEkBT+/fgtCVQ0+D… (844 chars)"
  }
}