async function pushToQueue(task, cb) {
  try {
    const node = await processRemoteNode(task)
    return cb(null, node)
  } catch (e) {
    return cb(e)
  }
}
pushToQueue
--
Handle tasks that are pushed in to the Queue


@param  {CreateRemoteFileNodePayload}          task
@param  {Queue~queueCallback}  cb
@return {Promise<null>}