知识库列表查询接口

                {
  "object": "list",
  "data": [
    {
      "id": "kb-abc123",
      "object": "knowledge-base",
      "name": "kb-name",
      "description": "kb-desc",
      "file_ids": ["file-123", "file-124"],
      "created_at": 1701828706,
      "updated_at": 1701828706,
      "status": "online",
      "split_type": "2",
      "split_config": {
        "chunk_overlap_len": 100,
        "chunk_max_len": 520,
        "separators": ["?", "？", ".", "。", "!", "！", "\n"]
      }
    }
  ]
}