Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBuFYThNzRsu7ZCEt/eIfMnMNV/4n1XJnlYwG06fJ08An6uOlnuaaXJk7Qa… (1,748 chars)"
  }
}