gistfile1.js

// start the timer
var start = Date.now();

// get the snapshot with a callback function
Defiant.getSnapshot(data, function(snapshot) {
    console.log('Created snapshot in '+ (Date.now() - start) +' ms');
    
    // searching on snapshot created with web worker
    var found = JSON.search(snapshot, '//item');
    console.log(found);
});