toJson method
Allows you to serialize object.
Implementation
Map<String, dynamic> toJson() => {
"type": type,
"docType": docType,
"featureRef": featureRef,
"version": version,
"issuingCountry": issuingCountry,
"docIssueDate": docIssueDate,
"signature": signature?.toJson(),
"signatureDate": signatureDate,
"signer": signer,
"certificate": certificate,
"certificateChain": certificateChain.map((e) => e.toJson()).toList(),
"docFeatures": docFeatures.map((e) => e.toJson()).toList(),
"notifications": notifications,
}.clearNulls();