toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (appEngineInstance != null) 'appEngineInstance': appEngineInstance!,
if (computeInstance != null) 'computeInstance': computeInstance!,
if (serviceAccount != null) 'serviceAccount': serviceAccount!,
if (sshPublicKey != null) 'sshPublicKey': sshPublicKey!,
};