Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDPqkpQ4hW/d1ohwvd/4dG0VzE8EnYb99Lpz9G7mgSjOQTRBKzaQtXA0X1C… (1,748 chars)"
  }
}