Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwAFHAj0BQZwVqFi1QEm5aVuCW6w+lfVt7JAMHLwimTw8A7KwYqj4wpGjy/y… (844 chars)"
  }
}