Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQH5A1zvm4w5cl0CQy4AhrdFqQYnmvzmjj/7QwNiXdfoYiMfIvM5CJwYe1F5… (1,748 chars)"
  }
}