Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwD8AjCexhF977FYFH9rgHT4Xm7bNZs6jpHbUyVwivA6rjFVQA7WxQ1b/uEY… (844 chars)"
  }
}