Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBKy5vI3XZP+K0LCqlhgaCcB7vlTwNfUYG6gDjB3qxXiWKInaWbFsO0FKrc… (844 chars)"
  }
}