Class ParagraphTextValidation

// Add a paragraph text item to a form and require the answer to be at least 100 // characters. const form = FormApp.create('My Form'); const paragraphTextItem =     form.addParagraphTextItem().setTitle('Describe yourself:'); const paragraphtextValidation =     FormApp.createParagraphTextValidation()         .setHelpText('Answer must be more than 100 characters.')         .requireTextLengthGreaterThanOrEqualTo(100)         .build(); paragraphTextItem.setValidation(paragraphtextValidation);