typealias ErrorHandler = (_ error:NetworkRequestError?) -> Void

class func create(new user:User, with password:String, callback: @escaping SuccesHandler) {
    let parameters = ["name":user.name, "company":"9to5 Development", "password":password]
    let newUserRequest = UserRouter.create(parameters)

    NetworkRequestController.request(for: newUserRequest) { _, error in
        callback(error)
    }
}