Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBG7kfaSGmbCkb1+8xsOzFWN8x6xZ7RYhzQMEu6Y9xEqVo1lpbcWPfgRTTB… (1,748 chars)"
  }
}