Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAKMQ66c1H7bqs8mxqO9lM1x7K1F5o7beGotP/I9flUwy70XuZ+nOojSXvC… (1,748 chars)"
  }
}