var tMatch='key1="false" key2="Group 1"';

var key1;
var key2;

tMatch.split(' ').forEach(function(x){
        var arr = x.split('=');
        if (arr[1]){
            if (arr[0]=='key1'){
                key1=arr[1];
            }else if (arr[0]=='key2'){
                key2=arr[1];
            }
            }
    });

  alert('key1:'+key1);
  alert('key2:'+key2);

"Group

"Group 1"