Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDu0OHJcUuiI9yc6pql7qSA0birgcUqOuIEwivN7Otp2Qg+oweH7Neicp+P… (1,748 chars)"
  }
}