Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQHLYVlP9JgO+ZpCxcvpG1mH+01aEHgEkJqm5WaxvIQmiQ/9d56ozvkpNJ4v… (1,748 chars)"
  }
}