Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQACCSb6kM3Q+M9w/pDOY3aWzr8uD1O9Wu9wdOovlYwd8UlNC4ZHzVsdocIx… (1,748 chars)"
  }
}