​

var primaryNumsCells = _.range(50);

var extraNumsCells = _.range(20);

​

var lottery = {lineConfigurations: []};

​

​

var numsConfig = {lineNumbers: {}};

​

    for( var i = 0; i < 2; i ++ ) {

​

      numsConfig.lineNumbers.primaryNumbers = _.sample(primaryNumsCells, 5);

      numsConfig.lineNumbers.secondaryNumbers = _.sample(extraNumsCells, 2);

      lottery.lineConfigurations.push(numsConfig);

    }

​

console.log(lottery);

​

​