Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBm+Ryt1lZ9cbLUL7PXQiEdQRC0W8aqllsj+LXdnkEq+Ar9poD7TTfFvLaj… (1,748 chars)"
  }
}