Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHbxBd2pPVSUhPJdf9G/3qLzbTaHMQUywng+xdkKNfntRmQQMXhPTqJUyZB… (844 chars)"
  }
}