Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFbv97wuTJLxhrwIb3RAQEXv1xjhv9+8JTB/mTg5aIhy3R0zz3kYwGKxQVd… (844 chars)"
  }
}