Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwG1jMVd4H9DAxhU6gi0I51zDhOLu2Xod+kOCMyu5pPamVVkbDcTVxIXwYR3… (844 chars)"
  }
}