@type t() :: %DocuSign.Model.EnvelopeAttachment{
  accessControl: String.t() | nil,
  attachmentId: String.t() | nil,
  attachmentType: String.t() | nil,
  errorDetails: DocuSign.Model.ErrorDetails.t() | nil,
  label: String.t() | nil,
  name: String.t() | nil
}