Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHyFxSMkzWkY5aUWi5LTjNWNnXzpqv4WGXMkQtQiNuS+D1afG0rFeWeB0kF… (1,748 chars)"
  }
}