Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAYVz8zMp1Mlze56jFjjl+JZWl6kyw2rc9DRfMxZF2XUWje0jLDqTlVi2Sk… (1,748 chars)"
  }
}