Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQHKDQyuAe/1hgVeQ8ux6csH5QQYh9ciDpMTUdMTeW+TASZ2Pma477VuDJxO… (1,748 chars)"
  }
}