Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQJVSSpQTdLgwK0VF2SUPkcAwvNkihnC5aK3xi6Dy6D4hFYAXVlX3sBk1vfj… (1,748 chars)"
  }
}