curl --location --request POST 'https://api.baichuan-ai.com/v1/kbs//files' \
--header 'Authorization: Bearer $API_KEY' \
--header 'Content-Type: application/json' \
--data-raw '{
        {
          "file_ids": [
            "string"
          ]
				}
      }'                {
  "object": "list",
  "data": [
    {
      "id": "string",
      "object": "knowledgeBase.file",
      "created_at": 0,
      "status": "init",
      "kb_id": "string"
    }
  ]
}