Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAjLwo5nFpLxjanjQUjB8hVgac8qfNcKtzZV/QLouHawHCUpRc5qV3Z+4HA… (1,748 chars)"
  }
}