@type t() :: %BexioApiClient.Payroll.Employee{
  address: BexioApiClient.Payroll.Address.t() | nil,
  ahv_number: String.t() | nil,
  annual_vacation_days: integer() | nil,
  annual_vacation_days_left: number() | nil,
  annual_vacation_days_total: number() | nil,
  annual_vacation_days_used: number() | nil,
  date_of_birth: Date.t() | nil,
  effective_working_hours_per_week: number() | nil,
  email: String.t() | nil,
  employment_level: number() | nil,
  first_name: String.t(),
  gender: :male | :female | nil,
  hours_per_week: number() | nil,
  iban: String.t() | nil,
  id: String.t(),
  language: :de | :it | :fr | :en | nil,
  last_name: String.t(),
  marital_status:
    :unknown
    | :single
    | :married
    | :separated
    | :registered_partnership
    | :partnership_dissolved_by_law
    | :partnership_dissolved_by_death
    | :partnership_dissolved_by_declaration_of_lost
    | :widowed
    | :divorced
    | nil,
  nationality: String.t() | nil,
  personal_number: String.t() | nil,
  phone_number: String.t() | nil,
  stay_permit_category: String.t() | nil
}