Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQA8/o4t/Liuyn/SrAz4qRsAudHqa8ywA1xDkM8cdWcg8Hx9gc4krkYnD5sm… (1,748 chars)"
  }
}