Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHe8kwDwBGpL+EGrVY9Lv5fMkpPCfRFu2qE0RDJnnOYgx6nb1GUPjaZ8eP8… (844 chars)"
  }
}