Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFKAtQsyVmMeM6/FvyobS5VFzIfjL+OAM1LOWbdu10fOW7pCVbvupzSN/Tu… (1,748 chars)"
  }
}