Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCY8xSfH1ia2nmU5bXlEWj5PXUhRjdf4OZqOh97dSrFN1yZEoXo8rgPR1O5… (844 chars)"
  }
}