curl --request POST \
  --url https://backend.testeswaffle.org/streaks/missions/preferences \
  --header 'Content-Type: application/json' \
  --data '{
    "email": "leitor@exemplo.com",
    "wantsToReceiveTheGifts": "WANT"
  }'

{
  "success": true,
  "message": "Preferências de presentes atualizadas com sucesso",
  "data": {
    "email": "leitor@exemplo.com",
    "previousPreference": "NEVER_REPLIED",
    "newPreference": "WANT",
    "updatedAt": "2024-01-20T16:45:00Z"
  }
}