{
  "model": "claude-3-sonnet",
  "message": {
    "content": null,
    "tool_calls": [
      {
        "id": "tool_1",
        "type": "function",
        "function": {
          "name": "get_weather",
          "arguments": "{\"location\":\"NYC\"}"
        }
      }
    ]
  },
  "finish_reason": "tool_calls",
  "usage": {
    "prompt_tokens": 10,
    "completion_tokens": 20,
    "total_tokens": 30
  }
}