Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDpHPPAy6pLHp8q+J5AEDqQBdP/iOEcfdTas+dA9wU/Lz/lO71vY3Kpg7+2… (1,748 chars)"
  }
}