Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwCQTIYSj0KA3L0NIrVV/Xma9YGNL1Q+xdDWdPhBHbk1oGY6tRjQp8ceQK76… (844 chars)"
  }
}