MessageRoutingEventData constructor

const MessageRoutingEventData({ required String id, required String from, required String replyTo, required String to, required String subject, required String messageId, required int size, required double spamScore, required bool bounce, required String cc, required String date, required String inReplyTo, required String references, required String autoSubmitted, required String htmlBody, required String plainBody, required String replyFromPlainBody, required List<MessageRoutingAttachment> attachments, Map<String, String>? headers, JsonMap raw = const {}, })

Creates routed message data.