Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwCWvAGOvqvQbkwJ/a+ieiCQDQoOf/Shs7DwJR5O2hVLpxRDBZB/pF9RMn/I… (844 chars)"
  }
}