@type t() :: %Msdata.SystSessions{
  __meta__: Ecto.Schema.Metadata.t(),
  diag_role_created: String.t() | nil,
  diag_role_modified: String.t() | nil,
  diag_row_version: integer() | nil,
  diag_timestamp_created: DateTime.t() | nil,
  diag_timestamp_modified: DateTime.t() | nil,
  diag_update_count: integer() | nil,
  diag_wallclock_modified: DateTime.t() | nil,
  id: Ecto.UUID.t() | nil,
  internal_name: MscmpSystSession.Types.session_name() | nil,
  session_data: map() | nil,
  session_expires: DateTime.t() | nil
}