Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFIQdVNOgQAA+REW/7JiWSBYlV5imlmCNnp1Z8Z9ixOA1wIeyr4mzsVBfZW… (1,748 chars)"
  }
}