local root = {
    {
        id = 1,
        chat = {weight=30,type=1}
    },
    {
        id = 2,
        chat = {weight=30,type=1}
    },
    {
        id = 3,
        chat = {weight=30,type=2,msg="来约局吗？"}
    },
    {
        id = 3,
        chat = {weight=30,type=2,msg="来一局！"}
    },
    {
        id = 3,
        chat = {weight=30,type=1}
    },
    {
        id = 4,
        chat = {weight=30,type=2,msg="来约局吗？"}
    },
    {
        id = 4,
        chat = {weight=30,type=2,msg="来一局！"}
    },
    {
        id = 4,
        chat = {weight=30,type=1}
    }
}
return root