Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFEmXGU7YdO5C2RsL7Zc+qe3YLaQioKvFe3AZDlCM4CgXosLFAbNltkbRN4… (844 chars)"
  }
}