toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (api != null) 'api': api!,
if (definition != null) 'definition': definition!,
if (deployment != null) 'deployment': deployment!,
if (operation != null) 'operation': operation!,
if (spec != null) 'spec': spec!,
if (version != null) 'version': version!,
};