toJson method
Converts an object to JSON.
Implementation
@override
Map<String, dynamic> toJson() {
final returnValue = <String, dynamic>{
'\$hash': '70322949',
'\$name': 'MessageMediaContact',
'phoneNumber': phoneNumber,
'firstName': firstName,
'lastName': lastName,
'vcard': vcard,
'userId': userId,
};
// Finished toJson.
return returnValue;
}