Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCCW/dMoWZH4PiePRpt2z/v8nYNzTukDmIlkq6vfteUEEMf+xKEwojJRa/n… (1,748 chars)"
  }
}