Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAuSkHkkRhTFO/xBjXlZinPuAvHwKRfHe8ztzlzDF5T3nEHBYA/44vGXVoQ… (1,748 chars)"
  }
}