{
  "1": {
    "userId": "1",
    "username": "student",
    "email": "student@example.com",
    "password": "-1759803877",
    "role": "student",
    "createdAt": "2024-01-15T10:30:00.000Z",
    "lastLogin": "2024-01-20T08:45:00.000Z",
    "profile": {
      "fullName": "دانشجوی نمونه",
      "bio": "علاقمند به یادگیری توسعه وب",
      "avatar": ""
    },
    "progress": {
      "totalScore": 150,
      "completedLessons": [1, 2],
      "currentLesson": 3,
      "achievements": ["first_lesson", "exercise_pro"]
    },
    "isActive": true
  },
  "2": {
    "userId": "2",
    "username": "admin",
    "email": "admin@example.com",
    "password": "1282294776",
    "role": "admin",
    "createdAt": "2024-01-10T09:00:00.000Z",
    "lastLogin": "2024-01-20T14:20:00.000Z",
    "profile": {
      "fullName": "مدیر سیستم",
      "bio": "مدیر پلتفرم آموزشی توسعه وب",
      "avatar": ""
    },
    "progress": {
      "totalScore": 450,
      "completedLessons": [1, 2, 3, 4, 5],
      "currentLesson": 6,
      "achievements": ["first_lesson", "quiz_master", "exercise_pro", "week_streak"]
    },
    "isActive": true
  },
  "3": {
    "userId": "3",
    "username": "instructor",
    "email": "instructor@example.com",
    "password": "-1759803877",
    "role": "instructor",
    "createdAt": "2024-01-12T11:15:00.000Z",
    "lastLogin": "2024-01-19T16:30:00.000Z",
    "profile": {
      "fullName": "مربی توسعه وب",
      "bio": "مربی با ۵ سال تجربه در توسعه front-end",
      "avatar": ""
    },
    "progress": {
      "totalScore": 280,
      "completedLessons": [1, 2, 3],
      "currentLesson": 4,
      "achievements": ["first_lesson", "quiz_master"]
    },
    "isActive": true
  }
}