op_content

to define : image size, position

{
    id:0,
    type: 'pic',
    content : {
        title: "",
        pic: "http://img3.douban.com/view/status/median/public/40feb715b79354c.jpg",
        share_url:""
    }
}


{
    id:0,
    type: 'pic_text',
    content : {
        title: "",
        pic: "http://img3.douban.com/view/status/median/public/40feb715b79354c.jpg",
        text:" 美食 ",
        share_url:""
    }
}


{
    id:0,
    type: 'video',
    content : {
        title: "",
        pic: "http://img3.douban.com/view/status/median/public/40feb715b79354c.jpg",
        video:"xxx.mp4",
        text:" 美食 ",
        share_url:""
    }
}

{
    id:0,
    type: 'game',
    content : {
        game_id:'xxx',
        share_url:""
    }
}

{
    id:0,
    type: 'channel',
    content : {
        pic:'xxx',
        text:'text'
        channel_id:'xxx',
        channel_name:'name',
        share_url:""
    }
}

{
    id:0,
    type: 'inquiry',
    content : {
        inquiry_id:'xxx',
        share_url:""
    }
}