@type t() :: %Notifique.OpenApi.Model.NtfAddonsFormSubscription{
  confirmedAt: DateTime.t() | nil,
  email: String.t() | nil,
  extraData: %{optional(String.t()) => any()} | nil,
  formId: String.t(),
  listId: String.t() | nil,
  name: String.t() | nil,
  phone: String.t() | nil,
  preferences: %{optional(String.t()) => String.t()} | nil,
  queuePosition: integer() | nil,
  status: String.t(),
  subscribedAt: DateTime.t() | nil,
  subscriptionId: String.t(),
  unsubscribedAt: DateTime.t() | nil
}