Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHEKYpVNWwJSMZ/6gW+JQp/+TbTmj9S0TjIFeLitbmHk0O+tzxo61850+bx… (1,748 chars)"
  }
}