Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGo/nP7cBdXps0VIimLCIuA2Hl/j+XCZFJzfFUzirk7+xgYxvULsLKDJu44… (1,748 chars)"
  }
}