Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBwRyYKDARhWQT7CbFBSk1XWx58eayYS55BX4hCxHquER8wFVXXzOtKRSXT… (1,748 chars)"
  }
}