Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCKZoGld+2Z7V3FJqo6WVViXjxDrwSpdAowlheIYChJeXd/vLuGivz4ry2C… (1,748 chars)"
  }
}