Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBGN7EI0E14i5qwUqpVwKcGZMwY7VvhljMApgzx/WeR4k8OAiFAXdxUCEzL… (844 chars)"
  }
}