toJson method
Implementation
Map<String, dynamic> toJson() {
final map = <String, dynamic>{};
if (_uid != null) map['uid'] = _uid;
map['ext_id'] = _extId;
if (_name != null) map['name'] = _name;
if (_email != null) map['email'] = _email;
if (_phone != null) map['phone'] = _phone;
if (_props != null) map['props'] = _props?.toJson();
return map;
}