Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAgDY2+X2weYfuoLGzLsDepjQpUjfNvj5jjhYoXAmpAdwxM7+FqlRthzYkL… (1,748 chars)"
  }
}