Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFet2zNKhh/1vDwpIt1Yb73EUKgOXTHYAHXHqe2nq72dmW1hAaSbWjrQTSf… (844 chars)"
  }
}