Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHSVEedY0JrVZYMVIxUq51hXoGbsdyOGNZlC9AjvL4nTWUR6nRtGD2o9/YT… (844 chars)"
  }
}