Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwG82Z03X9BvA1QJNzRKjNEq/AJSOnWMu1wjAdtBFg5OlhGc2Kl09Ipf9tfm… (844 chars)"
  }
}