Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCwn9EI9l2jHsvHhw5M6Fg6IUXiAmh1fVYK03CcGe6UUDMWD5O32RinNwGZ… (1,748 chars)"
  }
}