Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAUytLb+R64b1KCI5/YJ4JoayGfm3lRhMgSj0Lw2WpCXSdhBP6eWuOAL3xy… (1,748 chars)"
  }
}