Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQA9c3Vphpu+TM3+28YcAkJ3pS0tWH3n1hHXQnBKApnlMi9fg1mR66F/YuJt… (1,748 chars)"
  }
}