toJson method
Implementation
Map<String, dynamic> toJson() =>
{
"pancard": pancard,
"fullName": fullName,
"gender": gender,
"email": email,
"dob": (dob == null) || (dob.toString().isEmpty) ? null :
"${dob!.year.toString().padLeft(4, '0')}-${dob!
.month
.toString()
.padLeft(2, '0')}-${dob!.day.toString().padLeft(2, '0')}",
"address": address?.toJson(),
};