Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGwdNF7l9NjZdDKPAXGyoAUK9vVm6JxXmlhjUW6ujHs1l6nv8XQUa3TRi4g… (844 chars)"
  }
}