nl_tokens: List the records for the given datasetClient
pl_tokens: function listLocalDatasetClientData ( datasetClient , cb ) { syncStorage . readDatasetClientWithRecords ( datasetClient . getId ( ) , function ( err , datasetClientsWithRecords ) { if ( <mask> ) { return cb ( err ) ; } //no one sync loop has completed yet, return null if ( ! datasetClientsWithRecords || ! datasetClientsWithRecords . syncCompleted ) { return cb ( null , null ) ; } else { return cb ( null , datasetClientsWithRecords ) ; } } ) ; }