Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBDUbVWOcqJGosZI/akJ72C+Ohd4UX6fC5QEU19MsMRohVA5lXEQq2pvUO3… (1,748 chars)"
  }
}