t() :: %DocuSign.Model.FeatureSet{ currencyFeatureSetPrices: [CurrencyFeatureSetPrice], envelopeFee: String.t(), featureSetId: String.t(), fixedFee: String.t(), is21CFRPart11: String.t(), isActive: String.t(), isEnabled: String.t(), name: String.t(), seatFee: String.t() }