toJson method

Implementation

String toJson() {
  return json.encode({
    "class": "Request",
    "model": model,
    "prompt": prompt,
    "system": system,
    "contextual": contextual,
    "messages": messages?.length ?? 0,
    "private": private,
    "reasoning_effort": reasoningEffort,
    "referrer": referrer,
    "images": images?.length ?? 0,
    "timestamp": timestamp.toIso8601String(),
  });
}