Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQKCGuVD/pEFWHfZNWmG/WrRSFZbj9Ou6vLLgm2tq14yGCE8Crt/GK9i56uN… (1,748 chars)"
  }
}