Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQA22W7acb2eJpllMmMSBhF6bBD4rSdj2AwhFs9ujiuAz2zB8iUxZUz7ilUw… (1,748 chars)"
  }
}