$fields['title'] = BaseFieldDefinition::create('string')
	->setLabel(t('Name'))
	->setTranslatable(TRUE)
	->setDescription(t('The name of the item'))
	->setSettings(array(
		'default_value' => '',
		'max_length' => 255,
		'text_processing' => 0,
	))
	->setDisplayOptions('view', array(
		'label' => 'above',
		'type' => 'string',
		'weight' => -6,
	))
	->setDisplayOptions('form', array(
		'type' => 'string_textfield',
		'weight' => -6,
	))
	->setDisplayConfigurable('form', TRUE)
	->setDisplayConfigurable('view', TRUE);