How to use @google-cloud/logging

const getLogEntries = async filter => {
 const preparedFilter = `resource.type="cloud_run_revision" ${filter}`;
 const entries = await logging.getEntries({
  filter: preparedFilter,
  autoPaginate: false,
  pageSize: 2,
 });

 return entries;
}

function getLogEntries() {
 // Instantiates a client
 const logging = Logging();

 const options = {
  pageSize: 10,
  filter: 'resource.type="cloud_function"',
 };

 // Retrieve the latest Cloud Function log entries
 // See https://googlecloudplatform.github.io/gcloud-node/#/docs/logging
 return logging.getEntries(options).then(([entries]) => {
  console.log('Entries:');
  entries.forEach(entry => console.log(entry));
  return entries;
 });
}

const entries = await getLogEntriesPolling(filter);
entries.forEach(entry => {
 if (entry.metadata.httpRequest) {
  requestLog = entry;
 } else {