Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBy93TpCW50PfGGu/ZDYciel0QA/BQtYwUWxnD++3zfDWS/A1hlh1eT/Jto… (1,748 chars)"
  }
}