public async Task <PublicationMapping> GetPublicationMappingAsync(ContentNamespace ns, string url,
                                                                   CancellationToken cancellationToken = default(CancellationToken)) => (await
                                                                                                                                         _client.ExecuteAsync <ContentQuery>(GraphQLRequests.PublicationMapping(ns, url), cancellationToken)
                                                                                                                                         .ConfigureAwait(false))
 .TypedResponseData.PublicationMapping;
 public PublicationMapping GetPublicationMapping(ContentNamespace ns, string url)
 => _client.Execute <ContentQuery>(GraphQLRequests.PublicationMapping(ns, url))
 .TypedResponseData.PublicationMapping;