{
  "candidates": [
    {
      "content": {
        "role": "model",
        "parts": [
          {
            "text": "Hello! How can I help you today?"
          }
        ]
      },
      "finishReason": "STOP",
      "index": 0
    }
  ],
  "usageMetadata": {
    "promptTokenCount": 12,
    "candidatesTokenCount": 18,
    "totalTokenCount": 30
  },
  "modelVersion": "gemini-3.5-flash",
  "responseId": "resp_example"
}