Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwBBSc/ozdauKDjBaWfacN7zc6Ogr/6eGAJjdFuLuHhXlyFvlWJ2nryKxJVy… (844 chars)"
  }
}