Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHu+JuKOYmH0y8weYwl6hX9L8fvC3RcNgyKkDvxZK2rAhqxsECpMEfHRZHn… (844 chars)"
  }
}