data class AttendanceUploadModel(val subject: String, val total: Int, val present: Int, val teacher: String?, val fromSyllabus: Boolean? = false, val isArchive: Boolean? = false, val isFromOnlineSyllabus: Boolean? = false, val created: Long? = System.currentTimeMillis())
data class UserModel(var uid: String? = null, var name: String? = null, var email: String? = null, var profilePic: String? = null, var syncTime: Long? = System.currentTimeMillis()) : Parcelable