[
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    "grade": "골드",
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  },
  {
    "blogger_id": "BL-10471",
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    "joined_at": "2025-06-02"
  },
  {
    "blogger_id": "BL-10908",
    "blog_alias": "먹고쓰는사람",
    "grade": "블랙",
    "joined_at": "2022-09-19"
  },
  {
    "blogger_id": "BL-11044",
    "blog_alias": "오늘의 골목",
    "grade": "실버",
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  },
  {
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  },
  {
    "blogger_id": "BL-12240",
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  },
  {
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    "grade": "골드",
    "joined_at": "2024-12-01"
  },
  {
    "blogger_id": "BL-13115",
    "blog_alias": "브런치 수집가",
    "grade": "실버",
    "joined_at": "2026-01-20"
  },
  {
    "blogger_id": "BL-13402",
    "blog_alias": "주중 미식회",
    "grade": "골드",
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  },
  {
    "blogger_id": "BL-13770",
    "blog_alias": "동네 한바퀴",
    "grade": "실버",
    "joined_at": "2025-10-08"
  }
]