{ "type": "career", "name": "Java后端工程师", "skill_trees": { "level_0": [ "gml", "algorithm", "java", "springboot", "mysql" ], "level_1": [ "algorithm02", "pg", "cloud_native", "se" ] }, "package_id": "career-4ee897f9c6ef49f78d906cd46b813208" }