Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwH9aSP5kr6MudBOsrVcx1YQAhXwKN2HBJ1P/zj6/W/pn0v8N40wWIk7XLpa… (844 chars)"
  }
}