Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQD9a8BXKI26XLm3onVtJEpwLSldZ6cGxreTRt80OYSf7yiA90qZn77s5YN+… (1,748 chars)"
  }
}