Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHSzqxcKp45kNYo/BACQW8AfuFXQEuXORl8tV28mY7IXiGXfXlVSC4FZmRe… (1,748 chars)"
  }
}