Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQC5ki77o4T5Y5HHKSk0esk5fZPcnZORjdhtqRcDWQ4TKhQsKamffp5s9zDc… (1,748 chars)"
  }
}