{
    "type": "job",
    "package": "ios",
    "package_name": "iOS工程师",
    "package_id": "",
    "levels":[
        {
            "level": "01",
            "level_name": "入门",
            "level_id": "", 
            "skill_trees":[
                
            ],
            "recommend_skill_trees":[
                
            ]
        },
        {
            "level": "02",
            "level_name": "进阶",
            "skill_trees":[
                
            ],
            "recommend_skill_trees":[
                
            ]
        }
    ]
}