Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGJdp9gIfmQPhnRZvRvZODaWlWcJx9iPj/lUcvt8VkOLh1+J9h3OpIkc2Tc… (844 chars)"
  }
}