"I now know the final answer\nFinal Answer: The director of the 2023 film Oppenheimer is Christopher Nolan and he is 52 years old. His age in days is approximately 18980 days.",            "generation_info": {              "finish_reason": "stop"            },            "message": {              "lc": 1,              "type": "constructor",              "id": [                "langchain",                "schema",                "messages",                "AIMessage"              ],              "kwargs": {                "content": "I now know the final answer\nFinal Answer: The director of the 2023 film Oppenheimer is Christopher Nolan and he is 52 years old. His age in days is approximately 18980 days.",                "additional_kwargs": {}              }            }          }        ]      ],