toJson method
Implementation
Map<String, dynamic> toJson() => <String, dynamic>{
'message': message,
if (locations != null)
'locations': locations?.map((e) => e.toJson()).toList(),
if (path != null) 'path': path,
if (extensions != null) 'extensions': extensions,
if (errorType != null) 'errorType': errorType,
if (errorInfo != null) 'errorInfo': errorInfo,
};