@type t() ::
  %Procore.Model.RestV10ProjectsProjectIdContractsContractIdInvoiceConfigurationGet200Response{
    company_id: integer() | nil,
    contract_id: integer() | nil,
    id: integer() | nil,
    move_materials_to_previous_work_completed: boolean() | nil,
    project_id: integer() | nil,
    retainage_rule_set:
      Procore.Model.RestV10ProjectsProjectIdContractsContractIdInvoiceConfigurationGet200ResponseRetainageRuleSet.t()
      | nil,
    separate_billing_for_stored_materials: boolean() | nil,
    ssr_enabled: boolean() | nil,
    stored_materials_billing_method: String.t() | nil
  }