Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFJzmpFqj3+ztS3PM3cwBQWtUXv+h3c46D8Lr6TIyjBlA4Uf6Q4BvJdkDw7… (1,748 chars)"
  }
}