- (void)dealloc {
    // Generic dealloc method for all subclasses
    unsigned int c;
    objc_property_t *properties = class_copyPropertyList([self class], &c);
    for(int i = 0; i < c; i++){
        objc_property_t property = properties[i];
        NSString *propertyAttributes = [NSString stringWithUTF8String: property_getAttributes(property)];
        NSRange range = NSMakeRange(1, [propertyAttributes rangeOfString:@","].location - 1);

        NSLog(@"Range: %@", NSStringFromRange(range));
        NSString *encodeString = [propertyAttributes substringWithRange:range];

        NSLog(@"Encode string: %@", encodeString);

        if ([encodeString hasPrefix:@"@"]) {
            [self setValue:nil forKey:[NSString stringWithUTF8String:property_getName(property)]];
        }
    }

    free(properties);
    [super dealloc];
}