@type t() :: %Procore.Model.TimeAndMaterialNotification{
  closed: [integer()] | nil,
  company_signed: [integer()] | nil,
  creation: [integer()] | nil,
  customer_signed: [integer()] | nil,
  group_equipment_totals_by: String.t() | nil,
  group_labor_totals_by: String.t() | nil,
  notify_dl_on_closed: boolean() | nil,
  notify_dl_on_company_signed: boolean() | nil,
  notify_dl_on_creation: boolean() | nil,
  notify_dl_on_customer_signed: boolean() | nil
}