Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBNcHMGelYlvcHoN4D6KKs7OTMXLe5r6c1ZhLL+vaqZYjoxaG+2P0g7K7t0… (1,748 chars)"
  }
}