@type t() :: %DocuSign.Model.InlineTemplate{
  customFields: DocuSign.Model.AccountCustomFields.t() | nil,
  documents: [DocuSign.Model.Document.t()] | nil,
  envelope: DocuSign.Model.Envelope.t() | nil,
  recipients: DocuSign.Model.EnvelopeRecipients.t() | nil,
  sequence: String.t() | nil
}