Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBCPrjtgQc2x6BMyJOg6wERi5bkOl4ps7LFm4okaG6mKWpvwM+3JQF/9j/m… (844 chars)"
  }
}