Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFW94KKoajKFY4DygTbDXmEAW+4gVfqVEEi4Kkt8KudpGrC6vpNHhpqyAkR… (844 chars)"
  }
}