Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFucqwTwNaXslJVTJOdnXLZLMxZJPmX6iIpyEX9RcW5aQcIc80TEqk4d+St… (844 chars)"
  }
}