curl --request GET \
  --url https://api.boostgpt.co/v1/bot/email/stats \
  --header 'Authorization: Bearer <token>'

{
  "timeRange": "<string>",
  "stats": {
    "total": 123,
    "inbound": 123,
    "outbound": 123,
    "unread": 123,
    "processed": 123,
    "failed": 123
  }
}