Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBKzuNlxpmG2ypI4a9TKJ6AsCQ1afSYCnxJQxRHaMdASim3ou5m0ug31YcZ… (1,748 chars)"
  }
}