@type t() :: %DocuSign.Model.EnvelopeUpdateSummary{
  bulkEnvelopeStatus: DocuSign.Model.BulkEnvelopeStatus.t() | nil,
  envelopeId: String.t() | nil,
  errorDetails: DocuSign.Model.ErrorDetails.t() | nil,
  listCustomFieldUpdateResults: [DocuSign.Model.ListCustomField.t()] | nil,
  lockInformation: DocuSign.Model.EnvelopeLocks.t() | nil,
  purgeState: String.t() | nil,
  recipientUpdateResults: [DocuSign.Model.RecipientUpdateResponse.t()] | nil,
  tabUpdateResults: DocuSign.Model.EnvelopeRecipientTabs.t() | nil,
  textCustomFieldUpdateResults: [DocuSign.Model.TextCustomField.t()] | nil
}