Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCHDxMIbbzQW7QS+WwtdAQau3qLDcHzPvzZLcH9Pydq+HN5JS5oOqm0umJv… (1,748 chars)"
  }
}