Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDxDjYlgq8xr0TrOu/Yc2hzF1zdKyU9K9n4JXgmXwyBYlLzY8ZPptMz5JqH… (1,748 chars)"
  }
}