Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAb5g5dWlnyh3Qs6/tGHgZ1T/z7eUwtVaI2Na+Mcs3Svg7UpxeFu8Cwh2eO… (1,748 chars)"
  }
}