Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAVsbHuDncHYjnYZu2yypHDeNrlnQ2M12gKlBjDGEL5HxoUyuy1SeRvxQX+… (1,748 chars)"
  }
}