Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDXVXBypjVbBgaa5dLGvSuTFuS8uiXa36M98KZuVsTT2CZ6Pj+opuLnnuFF… (1,748 chars)"
  }
}