Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBgvU7o01Upd6QCgA26DH+0PH1Q3N7T2bh+Haw3pbt8iANQo4syU1sjsvI9… (1,748 chars)"
  }
}