Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHQXT0AvGz+UZoELJOdMzwTsef/YnF+myjNkgzIX7sHDH/HGxrL3KvPoFJW… (844 chars)"
  }
}