Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBGtR/tecxgKx+UtK2rLwmJknYObGpKDDZrHWa3Tk2AOlXJgGzGkNDiAm/r… (1,748 chars)"
  }
}