Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDORLfPiwUJpzTX3nP+cot/Hm3bFUD5YB1GDJcSUu1grEJfRbjAJ1fXHtvK… (1,748 chars)"
  }
}