{
  "components": {
            "begin": {
                "obj":{
                    "component_name": "Begin",
                    "params": {
                      "prologue": "Hi there!"
                    }
                },
                "downstream": ["answer:0"],
                "upstream": []
            },
            "answer:0": {
                "obj": {
                    "component_name": "Answer",
                    "params": {}
                },
                "downstream": ["categorize:0"],
                "upstream": ["begin"]
            },
            "categorize:0": {
                "obj": {
                    "component_name": "Categorize",
                    "params": {
                      "llm_id": "deepseek-chat",
                      "category_description": {
                        "product_related": {
                          "description": "The question is about the product usage, appearance and how it works.",
                          "examples": "Why it always beaming?\nHow to install it onto the wall?\nIt leaks, what to do?"
                        },
                        "others": {
                          "description": "The question is not about the product usage, appearance and how it works.",
                          "examples": "How are you doing?\nWhat is your name?\nAre you a robot?\nWhat's the weather?\nWill it rain?"
                        }
                      }
                    }
                },
                "downstream": [],
                "upstream": ["answer:0"]
            }
  },
  "history": [],
  "path": [],
  "answer": []
}