Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQB/mya6kXthBZQemIp35Mw7M4GQXuyMd3YN4zjhpfIXH3/W6HeHZ5Uym9CV… (1,748 chars)"
  }
}