Adding User Input Handling
Make sure the API properly handles incoming user messages using serializers:

Update your view to use this serializer for validation:

Handling API requests & responses
This setup ensures:
• Clean request validation
• Modular response generation
• JSON formatted output
Sample request:
Sample response:
Processing user input before sending it to LLM
Sometimes, you may want to clean, reformat, or modify user input before sending it to LangChain:
This ensures the LLM gets clean input and provides more accurate responses.