user: {
    _id: "2189739812738719237",
    picture: "/asdf/sadf.jpg",
    bio: "asfdasdfasdfasdfasdfsadfasdffAs",
    email: "some@test.ru",
    password: "asfasdf",
    nickname: "somebody",
    extauth: {
                 facebook: {
                     id: "123123"
                 }
             },
    friends: [
                 {
                     uid: ObjectId("12313123213123"),
                     group: "frinds"
                 },
                 {
                     uid: ObjectId("12313123213123"),
                     group: "frinds"
                 },
                 {
                     uid: ObjectId("12313123213123"),
                     group: "frinds"
                 },
                 {
                     uid: ObjectId("12313123213123"),
                     group: "family"
                 }
             ]

}