@type t() :: %ExVcom.Model.SessionUser{
  address: ExVcom.Model.Address.t() | nil,
  cellphone: String.t() | nil,
  company: String.t() | nil,
  email: String.t() | nil,
  fax: String.t() | nil,
  firstName: String.t() | nil,
  hasVcom: boolean() | nil,
  id: String.t() | nil,
  language: String.t() | nil,
  lastName: String.t() | nil,
  telephone: String.t() | nil,
  timezone: ExVcom.Model.Timezone.t() | nil,
  title: String.t() | nil,
  username: String.t() | nil
}