Json处理问题

var obj1 = 
[
    {
        userid: 'james',
        status: 'open',
        open_count: 2
    },
    {
        userid: 'james',
        status: 'pending',
        pending_count: 3
    }，
    {
        userid: 'livid',
        status: 'open',
        close_count: 5
    }，
...
]


[
    {
        userid: 'james',
        open_count: 2,
        pending_count: 3
    },
    {
        userid: 'livid',
        open_count: 5,
        pending_count: 2
    },
...
]