conversations - getIndexes

[
    {
        "v" : 1,
        "key" : {
            "_id" : 1
        },
        "name" : "_id_",
        "ns" : "imessage.conversations"
    },
    {
        "v" : 1,
        "key" : {
            "users" : 1
        },
        "name" : "users_1",
        "ns" : "imessage.conversations",
        "background" : true
    }
]