Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQD04WrMrScfqBj41OXv+Vi9wIuKL/kPrT+7atTrr0FEPArlRXBhy4m4xF2l… (1,748 chars)"
  }
}