Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBmjVoX0y3ogE09Chv69GcPY6UnzI9RH3Xpj1raxCJWbDyKd4YA24ttGGy/… (1,748 chars)"
  }
}