Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQA4SnB5moqypq5JxJwAWP/GgL6k+8GX0IRK3upfWEFT+128brYAUyipwjdY… (1,748 chars)"
  }
}