Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDvlsGyYB0qqWpuxkGUYmfiTgvJD7qDETIWvdx+UivOPVu0gLvzb2HLM/ke… (1,748 chars)"
  }
}