Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB+oMwvSkS1DTXf5kjr0lj4lP8h1QOjXQ2nYVkHfWF6pFazvdm+Cf3XTfY5… (1,748 chars)"
  }
}