OpenAIChatCompletionUsageModel.fromMap constructor
This is used to convert a Map<String, dynamic> object to a OpenAIChatCompletionUsageModel object.
Implementation
factory OpenAIChatCompletionUsageModel.fromMap(Map<String, dynamic> json) {
return OpenAIChatCompletionUsageModel(
promptTokens: json['prompt_tokens'],
completionTokens: json['completion_tokens'],
totalTokens: json['total_tokens'],
);
}