Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB0zwZwPWW7166B43VS7sHwVhG5R+ODBjovWN//5B+lh2rPYlhq/iq/SvOY… (1,748 chars)"
  }
}