@type t() :: %DocuSign.Model.OauthAccess{
  access_token: String.t() | nil,
  data: [DocuSign.Model.NameValue.t()] | nil,
  expires_in: String.t() | nil,
  refresh_token: String.t() | nil,
  scope: String.t() | nil,
  token_type: String.t() | nil
}