Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAjexQhdHu4ntiboFB1Es8K1YSJMCMd0/6YJj1klAQ/oXa22+KASZF7f7D4… (1,748 chars)"
  }
}