offer.getEscrowDuration(steamid,usertoken, function(err, their,main){get
callback(null, parseInt(theirs[1], 10), parseInt(mine[1], 10));
^
TypeError: callback is not a function
at String.TradeOfferManager._escrowDurationResponse (D:\STARTBOT\node_modules\steam-tradeoffer-manager\lib\index.js:214:3)
at Request._callback (D:\STARTBOT\node_modules\steamcommunity\components\http.js:62:14)
at Request.self.callback (D:\STARTBOT\node_modules\request\request.js:200:22)
at emitTwo (events.js:100:13)
at Request.emit (events.js:185:7)
at Request.<anonymous> (D:\STARTBOT\node_modules\request\request.js:1041:10)
at emitOne (events.js:95:20)
at Request.emit (events.js:182:7)
at Gunzip.<anonymous> (D:\STARTBOT\node_modules\request\request.js:968:12)
at emitNone (events.js:85:20)
and function
offer.getEscrowDuration(function(err, daysTheirEscrow, daysMyEscrow) {
processed in 3 seconds,how can it accelerate ?