Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCpqPBx19rWU5IoLgG8ggB/KUbXk7O5ifsXoo23iqpQpFCk3SFfs5B1yOGF… (1,748 chars)"
  }
}