gistfile1.txt

- (id)jsonObject
{
	var obj = {
		"preferences": [[CPKeyedArchiver archivedDataWithRootObject:_preferences] string],
		"profiles": _profiles,
		"uploads": _uploads
	};
	
	return obj;
}

- (id)jsonTagObject
{
	var obj = {
		"name": [self name],
		"birthdate": [_preferences objectForKey:kBirthdateKey],
		"gender": [_preferences objectForKey:kGenderKey],
		"view": [_preferences objectForKey:kViewKey],
		"content": ""
	};
	
	return obj;
}

gistfile2.txt

var data = [self jsonObject];
data["id"] = [self identifier];
if([self respondsToSelector:@selector(jsonTagObject)])
	data["tags"] = [self jsonTagObject];
	
data = CPJSObjectCreateJSON(data);