Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFe+PBDVPHNpHzvwHlJJ0GNULpQt9GlBeibkCDu6MiLZwlpv5rrz3jX8hqu… (844 chars)"
  }
}