toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (appInstances != null) 'appInstances': appInstances!,
if (clusterInstances != null) 'clusterInstances': clusterInstances!,
if (instanceNumber != null) 'instanceNumber': instanceNumber!,
if (instanceRole != null) 'instanceRole': instanceRole!,
if (virtualHostname != null) 'virtualHostname': virtualHostname!,
};