Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAVzw5c6WMG6xJDvf4KUvwDyhRRD6dTzb3wtiXv/KwzSgxHp51LKdCEpV7V… (844 chars)"
  }
}