Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDhNGcJ/iYcFJ9/TJytVjRaORfju2MMOKeiO0nfizLDuh9LVdjzZXF4HQiB… (1,748 chars)"
  }
}