Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQA9Gu8wdS763rdmkkiaP0Ep+Vs6P1fz9hq9m7aMsQ8etFjHAzD7eJ7g1NkW… (1,748 chars)"
  }
}