{
  "id": 2,
  "name": "测试问卷2",
  "questions": [
    {
      "id": 1,
      "title": "题目1",
      "question_type": "radio",
      "options": [
        { "option_id": "A", "option_value": "选项1" },
        { "option_id": "B", "option_value": "选项2" },
        { "option_id": "C", "option_value": "选项3" }
      ]
    },
    {
      "id": 2,
      "title": "题目2",
      "question_type": "checkbox",
      "options": [
        { "option_id": "A", "option_value": "选项4" },
        { "option_id": "B", "option_value": "选项5" },
        { "option_id": "C", "option_value": "选项6" }
      ]
    },
    { "id": 3, "title": "单行文本题", "question_type": "input" }
  ]
}