curl --request POST \
  --url https://backend.testeswaffle.org/streaks/read \
  --header 'Content-Type: application/json' \
  --data '{
    "email": "[email protected]",
    "postId": "post_123456",
    "utm_source": "newsletter",
    "utm_medium": "email",
    "utm_campaign": "daily_news"
  }'

{
  "success": true,
  "message": "Leitura registrada com sucesso",
  "data": {
    "readerId": "reader_789",
    "currentStreak": 7,
    "maxStreak": 15,
    "readToday": true
  }
}