nested json array

1{
2  "array": [{1,2,3,4,5,6}]
3}

1function arrayConvert(json){
2    var arr = [];
3    for(index in json){
4        var obj = json[index];
5        var key = null;
6        while(typeof obj == 'object'){
7            for(ind in obj){
8                if(key == null) key = ind;
9                obj = obj[ind];
10            }
11        }
12        arr.push({'key':key, 'val':obj});
13    }
14    return arr;
15}
16