Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQA7FiVWNpbRmyzAYn7ICuoF5aHCT4wd63l3nurnRWsgDEELpPeLAgs6Xg1t… (1,748 chars)"
  }
}