Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQF9hf9SjTf9oGQNq1dJQe3NE32MYcB/d2Y1QAYsEhEwBWqcouqVMGySD9Fp… (1,748 chars)"
  }
}