Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHnl0VHjRuMRv0Pque+VXWo5VrdQ/DxVLFJRhcJG84Dsx5SYIUyYlqlUzdd… (844 chars)"
  }
}