Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC71rWXQGpV11xf04GhHGIJLOwjN6hk7KoLwY9+zQRQ8wNmb1IG1sgBxERJ… (1,748 chars)"
  }
}