@type t() :: %DocuSign.Model.AccountBillingPlan{
  addOns: [DocuSign.Model.AddOn.t()] | nil,
  appStoreReceiptExpirationDate: String.t() | nil,
  appStoreReceiptPurchaseDate: String.t() | nil,
  canCancelRenewal: String.t() | nil,
  canUpgrade: String.t() | nil,
  currencyCode: String.t() | nil,
  downgradePlanInformation:
    DocuSign.Model.DowngradePlanUpdateResponse.t() | nil,
  enableSupport: String.t() | nil,
  includedSeats: String.t() | nil,
  incrementalSeats: String.t() | nil,
  isDowngrade: String.t() | nil,
  notificationType: String.t() | nil,
  otherDiscountPercent: String.t() | nil,
  paymentCycle: String.t() | nil,
  paymentMethod: String.t() | nil,
  perSeatPrice: String.t() | nil,
  planClassification: String.t() | nil,
  planFeatureSets: [DocuSign.Model.FeatureSet.t()] | nil,
  planId: String.t() | nil,
  planName: String.t() | nil,
  planStartDate: String.t() | nil,
  productId: String.t() | nil,
  renewalDate: String.t() | nil,
  renewalStatus: String.t() | nil,
  seatDiscounts: [DocuSign.Model.SeatDiscount.t()] | nil,
  subscriptionStartDate: String.t() | nil,
  supportIncidentFee: String.t() | nil,
  supportPlanFee: String.t() | nil,
  taxExemptId: String.t() | nil
}