Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHDDUJZrK/d1VLL8eSrFf3wR+XVHCnsXfXYKEzuNmE51w7NRNlva5tKh7AF… (844 chars)"
  }
}