Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwB4MNMfIGF/fpKuwQJtqoEUyTnsQFpi6M8aiW4FrSZi0EqFJpg/7V0i2CYW… (844 chars)"
  }
}