zb

zb.js

@@ -56,7 +56,7 @@ function subscribe() {
     console.log(symbol + '@' + depth.timestamp * 1000 + ' latency=' + (Date.now() - depth.timestamp * 1000) + 'ms');
     const publishContent = JSON.stringify({symbol, time: depth.timestamp * 1000})
     const depthJson = JSON.stringify({asks: depth.asks.reverse(), bids: depth.bids, symbol})
-    redisClient.set(key, depthJson);
+    redisClient.set(key, depthJson, 'EX', 1.5);
     redisClient.publish(publishKey, publishContent);
   })
 }