toAnthropicQueryParameters method
Convert to Anthropic query parameters
Implementation
Map<String, String> toAnthropicQueryParameters() {
final params = <String, String>{};
if (beforeId != null) params['before_id'] = beforeId!;
if (afterId != null) params['after_id'] = afterId!;
if (limit != null) params['limit'] = limit.toString();
return params;
}