{
  "smtp_host": "your_smpt_server",
  "smtp_port": 587,
  "smtp_user": "username",
  "smtp_password": "password",
  "from_email": "coming_from",
  "to_email": "going_to",
  "checkin_file": "./checkin_file.txt",
  "counter_file": "./counter_file.txt",
  "DAYS_REMINDER": 25,
  "DAYS_DEADMAN": 30,
  "SECONDS_IN_A_DAY": 86400,
  "count_sent_mail": 7,
  "family_members": ["mail@example.com"],
  "reminder_subject": "REMINDER",
  "reminder_message": "Please check-in",
  "dead_man_activation_subject": "Dead Man's Switch Activated",
  "dead_man_activation_message": "You forgot to check-in",
  "dead_man_subject": "I Am Gone",
  "dead_man_message": "I'm dead",
  "files_to_attach": ["file.gpg"]
}