Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwASs0vWu4srnIvQrLf+jRgVSLjPBP3QxSxR5Gg3fgr8QVKFVpHEudMVsjc4… (844 chars)"
  }
}