Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQG+Q6u1wrd7211qUmH+bk78knL7c4FdLL2pzy7l9IWKqAMNsXA4zmfRDTrp… (1,748 chars)"
  }
}