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    "service": "위피",
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    "week2_return_rate": 0.42
  },
  {
    "service": "콰트",
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    "week2_return_rate": 0.38
  },
  {
    "service": "위피 재팬",
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    "week2_return_rate": null
  },
  {
    "service": "위피 한일 매칭",
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    "week2_return_rate": 0.35
  },
  {
    "service": "콰트 요가",
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    "week2_return_rate": 0.4
  },
  {
    "service": "콰트 러닝",
    "signup_to_paid_rate": 0.022,
    "week2_return_rate": 0.31
  },
  {
    "service": "콰트 발레",
    "signup_to_paid_rate": 0.03,
    "week2_return_rate": 0.37
  },
  {
    "service": "콰트 운동 용품",
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    "week2_return_rate": 0.18
  },
  {
    "service": "참고 · 구독형 AI 도구",
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    "week2_return_rate": 0.25
  },
  {
    "service": "참고 · 소셜 앱",
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    "week2_return_rate": 0.3
  }
]