{
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  "package": "bigdata",
  "package_name": "大数据工程师",
  "package_id": "pkg-bigdata-934608e1ee604b4baa5c079a48987ec4",
  "levels": [
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      "level_name": "入门",
      "level_id": "pkg-bigdata-level-c208cec9d183455588265813fcdf56bd",
      "skill_trees": [
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    {
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      "skill_trees": [
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      "recommend_skill_trees": [
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}