toJson method
Implementation
Map<String, dynamic> toJson() {
final data = <String, dynamic>{};
data['sessionId'] = sessionId;
data['eventCode'] = eventCode;
data['eventName'] = eventName;
data['eventType'] = eventType?.name;
data['timestamp'] = timestamp;
data['belongPage'] = belongPage;
data['extra'] = jsonEncode(extra);
return data;
}