Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHow0m+d973rUfmA/y/Pj+S3HiGS/UFFiCwm9j2ASk7hjvJOx+ygmfX8bDV… (1,748 chars)"
  }
}