Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwDlqAlzb8UtpECZh8TVi7TVsWf2u+QODWzKG/FwjgERcFpqnBkTUO0syiJU… (844 chars)"
  }
}