Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCrWkYk3FXRRdDJm7lTaKPfQh/jAyvJlojWtjIZi9T6y2NpTy5mporHawY5… (844 chars)"
  }
}