{
  "id": "chatcmpl-abc123",
  "object": "chat.completion",
  "created": 1677858242,
  "model": "gpt-4o-mini",
  "usage": {
    "prompt_tokens": 13,
    "completion_tokens": 7,
    "total_tokens": 20,
    "completion_tokens_details": {
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      "rejected_prediction_tokens": 0
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  },
  "choices": [
    {
      "message": {
        "role": "assistant",
        "content": "\n\nThis is a test!"
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      "finish_reason": "stop",
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}