Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDwSM9VZ/xUey8xE/EGg/7RfbjmWfHNpwfEByuB9NgUYQVVOAIPZjwgxCzF… (844 chars)"
  }
}