Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAGUfMBuFgaMD8/HTZOVCSCJ0Onnkn7vNo5owc5vMn39HO0gf8agsK1lXO2… (1,748 chars)"
  }
}