cacheModule.js
function handleRefreshResponse (key, data, err, response) {
    if(!err) {
      this.set(key, response, (data.lifeSpan / 1000), data.refresh, function(){});
    }
  }
function handleRefreshResponse (key, data, err, response) {
    if(!err) {
      this.set(key, response, (data.lifeSpan / 1000), data.refresh, function(){});
    }
  }
function handleRefreshResponse ( key , data , err , response ) { if ( ! err ) { this . set ( key , response , ( data . lifeSpan / 1000 ) , data . refresh , function ( ) { } ) ; } }
Handle the refresh callback from the consumer, save the data to redis.

@param {string} key The key used to save.
@param {Object} data refresh keys data.
@param {Error|null} err consumer callback failure.
@param {*} response The consumer response.
Handle the refresh callback from the consumer save the data to redis .