Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCXpuKJ59g5fCPjtY8GaFyPn3mYPbj9SojK3MAbZekFcBGYWNFC3BUn7JJO… (1,748 chars)"
  }
}