Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBdVa9+LCaUEhzy/U4OPBHNhYk2Gziwb0d/TZNvwt3SFDA0036RlXbna18b… (1,748 chars)"
  }
}