curl --location --request POST 'http://dev-cn.your-api-server.com/v1/kbs' \
--header 'Authorization: Bearer $API_KEY' \
--header 'Content-Type: application/json' \
--data-raw '{
        "name": "string",
        "description": "string",
        "split_type": 2,
        "split_config": {
          "chunk_overlap_len": 500,
          "chunk_max_len": 100,
          "separators": [".","。","\n"]
        }
      }'                {
  "id": "kb-abc123",
  "object": "knowledge-base",
  "name": "string",
  "description": "string",
  "file_ids": [],
  "created_at": 1677610602,
  "updated_at": 1677610602,
  "status": "online",
  "split_type": ,
  "split_config": {
    "chunk_overlap_len": 512,
    "chunk_max_len": 100,
    "separators": [".","。","\n"]
  }
}