Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCGoyP05znphOLkbMSnz1kp11pC4H6QuNXhBDMYWNL4IUpr4h4WDcaP/Xdq… (1,748 chars)"
  }
}