Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBKTWVrMI2dr51Fw9VBb9Nv0yHz3LcOt6r3kiSaQR5XVXDn8RrHDCAZ/jJh… (1,748 chars)"
  }
}