Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGgWEJ1AQWHfwKhU8Mc3/zsaQjQHjI3Y+K7xLv76qhvRU6PNdbqROQDibCk… (844 chars)"
  }
}