type Rss struct {
    XMLName xml.Name    `xml:"rss"`
    Version string        `xml:"version,attr"`
    // Required
    Title       string        `xml:"channel>title"`
    Link        string        `xml:"channel>link"`
    Description string        `xml:"channel>description"`
    // Optional
    PubDate  string        `xml:"channel>pubDate"`
    ItemList []Item        `xml:"channel>item"`
}

type AppLink struct {
    Property string `xml:"property,attr"`
    Content  string `xml:"content,attr"`
}

type Item struct {
    Id                    string        `xml:"id"`
    Title                 string        `xml:"title"`
    Description           template.HTML    `xml:"description"`
    Link                  string        `xml:"link"`
    ImageLink             string        `xml:"image_link"`
    AppLinks              []AppLink `xml:"applink"`
    Condition             string `xml:"condition"`
    Availability          string `xml:"availability"`
    Price                 string `xml:"price"`
    GoogleProductCategory string `xml:"google_product_category"`
    Brand                 string `xml:"brand"`
    Mpn                   string `xml:"mpn"`
    ProductType           string `xml:"product_type"`
    AdditionalImageLink   string `xml:"additional_image_link"`
    Gender                string `xml:"gender"`
    AgeGroup              string `xml:"age_group"`
    Material              string `xml:"material"`
    CustomLabel0          string `xml:"custom_label_0"`
    CustomLabel1          string `xml:"custom_label_1"`
}