Help, how to confined specified knowledge base when I chat message?

[junqianglee]

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1. Is this request related to a challenge you're experiencing? Tell me about your story.

I want chatbot answer questions using diffs knowledge_base_ids when in differs senior: seems knowledge_base_ids set in inputs var not works, I saw in web tool its could configure diff knowledges for same app manually,
I wanna know how to configure diff knowledges in code:
payload = {"inputs":{'knowledge_base_ids': ["56194a9a-fc68-43d8-8c13-fb966797add7"]},'knowledge_base_ids':['56194a9a-fc68-43d8-8c13-fb966797add7'],"query": "有哪些包包?","response_mode": "streaming","conversation_id": "","user": "abc-123","files":[]}
response = requests.post(url,headers=headers,json=payload)

2. Additional context or comments

No response