Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDX+I+gscv7ZV7BcS4hH/qlheBB+KfV6DI35QAirjJCZCLmerHI4uJJt/oq… (1,748 chars)"
  }
}