Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB51lG94tUQH/zDGvlQF7yXKvCC/yLpz3Ebaf/O1WKWFA9S+ytjJiXuNBkq… (1,748 chars)"
  }
}