Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAz0zCFDtIYOr5cKgPXlhk5+FYEh7uarYEbabAEAht4WW0E5oKulxDjXsUA… (844 chars)"
  }
}