Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFOVlXc0hDgkaO4aCkuZtDjNwg261o8aJ5oAYxon7h2vHVk+R84fvkGWC4S… (844 chars)"
  }
}