Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBWsuubqONCRnY6cpfcd9BAVD/JX3P4Bw8ZpBFe8WenlGqIBqGV85xYi5JQ… (1,748 chars)"
  }
}